BZUN · Baozun Inc.

Each of American Depositary Share represents three Class A Ordinary Shares.

Each Restricted Stock Unit ("RSU") represents the contingent right to receive one Class A ordinary share of the Issuer.

Of the total 93,809 RSUs, 51,809 RSUs had been fully vested and were converted into 17,269 American Depositary Shares on June 30, 2026.

Represents all American Depositary Shares directly owned by the reporting person following the transaction(s) reported under this Form 4.

Represents a weighted-average purchase price. These shares were purchased in multiple transactions at prices ranging from $2.807 to $2.810, inclusive. For all transactions reported in this Form 4 utilizing a weighted-average price, the reporting person will provide to the issuer, any security holder of the issuer, or the SEC staff, upon request, information regarding the number of shares purchased at each price within the range.

Represents all American Depositary Shares held by JESFUND (SINGAPORE) PTE. LTD., a Singapore company wholly owned by the reporting person following the transaction(s) reported under this Form 4.

Represents a weighted-average purchase price. These shares were purchased in multiple transactions at prices ranging from $2.77 to $2.79, inclusive. For all transactions reported in this Form 4 utilizing a weighted-average price, the reporting person will provide to the issuer, any security holder of the issuer, or the SEC staff, upon request, information regarding the number of shares purchased at each price within the range.

Represents all American Depositary Shares held by JESFUND (SINGAPORE) PTE. LTD., a Singapore company wholly owned by the reporting person following the transaction(s) reported under this Form 4.

Represents a weighted-average purchase price. These shares were purchased in multiple transactions at prices ranging from $2.83 to $2.84, inclusive. For all transactions reported in this Form 4 utilizing a weighted-average price, the reporting person will provide to the issuer, any security holder of the issuer, or the SEC staff, upon request, information regarding the number of shares purchased at each price within the range.

Represents all American Depositary Shares held by JESFUND (SINGAPORE) PTE. LTD., a Singapore company wholly owned by the reporting person following the transaction(s) reported under this Form 4.

Represents all American Depositary Shares directly owned by the reporting person following the transaction(s) reported under this Form 4.

Represents all American Depositary Shares held by JESFUND (SINGAPORE) PTE. LTD., a Singapore company wholly owned by the reporting person following the transaction(s) reported under this Form 4.

Represents all American Depositary Shares held by JESFUND (SINGAPORE) PTE. LTD., a Singapore company wholly owned by the reporting person following the transaction(s) reported under this Form 4.

Represents all American Depositary Shares held by JESFUND (SINGAPORE) PTE. LTD., a Singapore company wholly owned by the reporting person following the transaction(s) reported under this Form 4.

Represents a weighted-average purchase price. These shares were purchased in multiple transactions at prices ranging from $2.669 to $2.670, inclusive. For all transactions reported in this Form 4 utilizing a weighted-average price, the reporting person will provide to the issuer, any security holder of the issuer, or the SEC staff, upon request, information regarding the number of shares purchased at each price within the range.

Represents all American Depositary Shares held by JESFUND (SINGAPORE) PTE. LTD., a Singapore company wholly owned by the reporting person following the transaction(s) reported under this Form 4.

Represents all American Depositary Shares directly owned by the reporting person following the transaction(s) reported under this Form 4.

Represents a weighted-average purchase price. These shares were purchased in multiple transactions at prices ranging from $2.64 to $2.65, inclusive. For all transactions reported in this Form 4 utilizing a weighted-average price, the reporting person will provide to the issuer, any security holder of the issuer, or the SEC staff, upon request, information regarding the number of shares purchased at each price within the range.

Represents all American Depositary Shares held by JESFUND (SINGAPORE) PTE. LTD., a Singapore company wholly owned by the reporting person following the transaction(s) reported under this Form 4.

Represents a weighted-average purchase price. These shares were purchased in multiple transactions at prices ranging from $2.72 to $2.73, inclusive. For all transactions reported in this Form 4 utilizing a weighted-average price, the reporting person will provide to the issuer, any security holder of the issuer, or the SEC staff, upon request, information regarding the number of shares purchased at each price within the range.

Represents all American Depositary Shares held by JESFUND (SINGAPORE) PTE. LTD., a Singapore company wholly owned by the reporting person following the transaction(s) reported under this Form 4.

Represents a weighted-average purchase price. These shares were purchased in multiple transactions at prices ranging from $2.77 to $2.79, inclusive. For all transactions reported in this Form 4 utilizing a weighted-average price, the reporting person will provide to the issuer, any security holder of the issuer, or the SEC staff, upon request, information regarding the number of shares purchased at each price within the range.

Represents all American Depositary Shares held by JESFUND (SINGAPORE) PTE. LTD., a Singapore company wholly owned by the reporting person following the transaction(s) reported under this Form 4.

Represents a weighted-average purchase price. These shares were purchased in multiple transactions at prices ranging from $2.65 to $2.67, inclusive. For all transactions reported in this Form 4 utilizing a weighted-average price, the reporting person will provide to the issuer, any security holder of the issuer, or the SEC staff, upon request, information regarding the number of shares purchased at each price within the range.

Represents all American Depositary Shares held by JESFUND (SINGAPORE) PTE. LTD., a Singapore company wholly owned by the reporting person following the transaction(s) reported under this Form 4.

Represents all American Depositary Shares held by JESFUND (SINGAPORE) PTE. LTD., a Singapore company wholly owned by the reporting person following the transaction(s) reported under this Form 4.

Represents a weighted-average purchase price. These shares were purchased in multiple transactions at prices ranging from $2.63 to $2.64, inclusive. For all transactions reported in this Form 4 utilizing a weighted-average price, the reporting person will provide to the issuer, any security holder of the issuer, or the SEC staff, upon request, information regarding the number of shares purchased at each price within the range.

Represents all American Depositary Shares held by JESFUND (SINGAPORE) PTE. LTD., a Singapore company wholly owned by the reporting person following the transaction(s) reported under this Form 4.

Represents a weighted-average purchase price. These shares were purchased in multiple transactions at prices ranging from $2.69 to $2.71, inclusive. For all transactions reported in this Form 4 utilizing a weighted-average price, the reporting person will provide to the issuer, any security holder of the issuer, or the SEC staff, upon request, information regarding the number of shares purchased at each price within the range.

Represents all American Depositary Shares held by JESFUND (SINGAPORE) PTE. LTD., a Singapore company wholly owned by the reporting person following the transaction(s) reported under this Form 4.

Represents a weighted-average purchase price. These shares were purchased in multiple transactions at prices ranging from $2.73 to $2.74, inclusive. For all transactions reported in this Form 4 utilizing a weighted-average price, the reporting person will provide to the issuer, any security holder of the issuer, or the SEC staff, upon request, information regarding the number of shares purchased at each price within the range.

Represents all American Depositary Shares held by JESFUND (SINGAPORE) PTE. LTD., a Singapore company wholly owned by the reporting person following the transaction(s) reported under this Form 4.

Represents all American Depositary Shares directly owned by the reporting person following the transaction(s) reported under this Form 4.

Represents all American Depositary Shares held by JESFUND (SINGAPORE) PTE. LTD., a Singapore company wholly owned by the reporting person following the transaction(s) reported under this Form 4.

Represents all American Depositary Shares held by JESFUND (SINGAPORE) PTE. LTD., a Singapore company wholly owned by the reporting person following the transaction(s) reported under this Form 4.

Represents all American Depositary Shares directly owned by the reporting person following the transaction(s) reported under this Form 4.

Represents all American Depositary Shares held by JESFUND (SINGAPORE) PTE. LTD., a Singapore company wholly owned by the reporting person following the transaction(s) reported under this Form 4.

Represents a weighted-average purchase price. These shares were purchased in multiple transactions at prices ranging from $2.548 to $2.550, inclusive. For all transactions reported in this Form 4 utilizing a weighted-average price, the reporting person will provide to the issuer, any security holder of the issuer, or the SEC staff, upon request, information regarding the number of shares purchased at each price within the range.

Represents all American Depositary Shares held by JESFUND (SINGAPORE) PTE. LTD., a Singapore company wholly owned by the reporting person following the transaction(s) reported under this Form 4.

Represents all American Depositary Shares directly owned by the reporting person following the transaction(s) reported under this Form 4.

Each Restricted Stock Unit ("RSU") represents the contingent right to receive one Class A ordinary share of the Issuer.

42,000 RSUs were granted to the reporting person pursuant to the Issuer's 2022 Share Incentive Plan on May 21, 2026 (the "Grant Date"), and 10,500 RSUs shall vest on each anniversary of the Grant Date in four years.

Each Restricted Stock Unit ("RSU") represents the contingent right to receive one Class A ordinary share of the Issuer.

42,000 RSUs were granted to the reporting person pursuant to the Issuer's 2022 Share Incentive Plan on May 21, 2026 (the "Grant Date"), and 10,500 RSUs shall vest on each anniversary of the Grant Date in four years.

Each Restricted Stock Unit ("RSU") represents the contingent right to receive one Class A ordinary share of the Issuer.

42,000 RSUs were granted to the reporting person pursuant to the Issuer's 2022 Share Incentive Plan on May 21, 2026 (the "Grant Date"), and 10,500 RSUs shall vest on each anniversary of the Grant Date in four years.

Each Restricted Stock Unit ("RSU") represents the contingent right to receive one Class A ordinary share of the Issuer.

24,000 RUSs were granted to the reporting person pursuant to the 2022 Share Incentive Plan on May 21, 2026, and each of 10,500 RSUs, 10,500 RSUs and 3,000 RSUs shall vest on May 21, 2027, May 21, 2028, and May 21, 2029, respectively.

Represents all American Depositary Shares held by JESFUND (SINGAPORE) PTE. LTD., a Singapore company wholly owned by the reporting person following the transaction(s) reported under this Form 4.

Represents a weighted-average purchase price. These shares were purchased in multiple transactions at prices ranging from $2.839 to $2.840, inclusive. For all transactions reported in this Form 4 utilizing a weighted-average price, the reporting person will provide to the issuer, any security holder of the issuer, or the SEC staff, upon request, information regarding the number of shares purchased at each price within the range.

Represents all American Depositary Shares held by JESFUND (SINGAPORE) PTE. LTD., a Singapore company wholly owned by the reporting person following the transaction(s) reported under this Form 4.

Represents a weighted-average purchase price. These shares were purchased in multiple transactions at prices ranging from $2.71 to $2.72, inclusive. For all transactions reported in this Form 4 utilizing a weighted-average price, the reporting person will provide to the issuer, any security holder of the issuer, or the SEC staff, upon request, information regarding the number of shares purchased at each price within the range.

Represents all American Depositary Shares held by JESFUND (SINGAPORE) PTE. LTD., a Singapore company wholly owned by the reporting person following the transaction(s) reported under this Form 4.

Represents a weighted-average purchase price. These shares were purchased in multiple transactions at prices ranging from $2.63 to $2.64, inclusive. For all transactions reported in this Form 4 utilizing a weighted-average price, the reporting person will provide to the issuer, any security holder of the issuer, or the SEC staff, upon request, information regarding the number of shares purchased at each price within the range.

Represents all American Depositary Shares held by JESFUND (SINGAPORE) PTE. LTD., a Singapore company wholly owned by the reporting person following the transaction(s) reported under this Form 4.

Represents a weighted-average purchase price. These shares were purchased in multiple transactions at prices ranging from $2.476 to $2.480, inclusive. For all transactions reported in this Form 4 utilizing a weighted-average price, the reporting person will provide to the issuer, any security holder of the issuer, or the SEC staff, upon request, information regarding the number of shares purchased at each price within the range.

Represents all American Depositary Shares held by JESFUND (SINGAPORE) PTE. LTD., a Singapore company wholly owned by the reporting person following the transaction(s) reported under this Form 4.

Represents all American Depositary Shares directly owned by the reporting person following the transaction(s) reported under this Form 4.

Represents all American Depositary Shares directly owned by the reporting person following the transaction(s) reported under this Form 4.

Represents a weighted-average purchase price. These shares were purchased in multiple transactions at prices ranging from $2.42 to $2.43, inclusive. For all transactions reported in this Form 4 utilizing a weighted-average price, the reporting person will provide to the issuer, any security holder of the issuer, or the SEC staff, upon request, information regarding the number of shares purchased at each price within the range.

Represents all American Depositary Shares held by JESFUND (SINGAPORE) PTE. LTD., a Singapore company wholly owned by the reporting person following the transaction(s) reported under this Form 4.

Represents a weighted-average purchase price. These shares were purchased in multiple transactions at prices ranging from $2.58 to $2.59, inclusive. For all transactions reported in this Form 4 utilizing a weighted-average price, the reporting person will provide to the issuer, any security holder of the issuer, or the SEC staff, upon request, information regarding the number of shares purchased at each price within the range.

Represents all American Depositary Shares held by JESFUND (SINGAPORE) PTE. LTD., a Singapore company wholly owned by the reporting person following the transaction(s) reported under this Form 4.

Represents all American Depositary Shares directly owned by the reporting person following the transaction(s) reported under this Form 4.

Represents a weighted-average purchase price. These shares were purchased in multiple transactions at prices ranging from $2.57 to $2.58, inclusive. For all transactions reported in this Form 4 utilizing a weighted-average price, the reporting person will provide to the issuer, any security holder of the issuer, or the SEC staff, upon request, information regarding the number of shares purchased at each price within the range.

Represents all American Depositary Shares held by JESFUND (SINGAPORE) PTE. LTD., a Singapore company wholly owned by the reporting person following the transaction(s) reported under this Form 4.

Represents a weighted-average purchase price. These shares were purchased in multiple transactions at prices ranging from $2.50 to $2.51, inclusive. For all transactions reported in this Form 4 utilizing a weighted-average price, the reporting person will provide to the issuer, any security holder of the issuer, or the SEC staff, upon request, information regarding the number of shares purchased at each price within the range.

Represents all American Depositary Shares held by JESFUND (SINGAPORE) PTE. LTD., a Singapore company wholly owned by the reporting person following the transaction(s) reported under this Form 4.

Represents a weighted-average purchase price. These shares were purchased in multiple transactions at prices ranging from $2.4460 to $2.5100, inclusive. For all transactions reported in this Form 4 utilizing a weighted-average price, the reporting person will provide to the issuer, any security holder of the issuer, or the SEC staff, upon request, information regarding the number of shares purchased at each price within the range.

Represents all American Depositary Shares directly owned by the reporting person following the transaction(s) reported under this Form 4.

Represents all American Depositary Shares directly owned by the reporting person following the transaction(s) reported under this Form 4.

Each RSU represents the contingent right to receive one Class A ordinary share of the Issuer.

75% of the RSUs shall be vested on January 1, 2029; and 25% of the RSUs shall be vested on January 1, 2030.