Note to Rows 8, 10, 11: Consists of (a) 6,520,000,000 Class A ordinary shares of the Issuer directly held by Newlink Envision Limited ("Envision"), a wholly-owned subsidiary of Newlinks Technology Limited ("Newlink"); (b) 5,395,840,000 Class A ordinary shares of the Issuer directly held by Newlink Linkage Limited ("Linkage") which Newlink is entitled to vote, representing the portion of the 6,400,000,000 Class A ordinary shares of the Issuer held by Linkage that corresponds to Newlink's 84.31% equity interest in Linkage; (c) 16,000,000,000 Class A ordinary shares of the Issuer directly held by Newlink Digital Energy Holding Limited ("Digital"); (d) 158,121,394 Class B ordinary shares of the Issuer directly held by Envision; (e) 37,848,450 Class B ordinary shares of the Issuer directly held by Newlink; (f) 898,883,538 Class C ordinary shares of the Issuer directly held by Envision; and (g) 212,694,390 Class C ordinary shares of the Issuer directly held by Newlink. The voting power of all Class B ordinary shares directly and indirectly held by Newlink is controlled by Zhen Dai and the voting power of Class C ordinary shares directly and indirectly held by Newlink is controlled by shareholders of Newlink other than Zhen Dai on a look-through basis proportional to those shareholders' relative shareholding percentage in Newlink. Each Class B ordinary share and each Class C ordinary share is convertible into one Class A ordinary share at any time by the holder thereof, subject to certain conditions. Newlink is an exempted company with limited liabilities incorporated under the laws of the Cayman Islands. Directors and executive officers of Newlink beneficially owning more than 1 percent of its outstanding shares include Zhen Dai, Yang Wang and Weilin Sun. Principal beneficial owners of the shares of Newlink, meaning shareholders beneficially owning more than 5 percent of its outstanding shares, include Zhen Dai, entities affiliated with Joy Capital (namely Joy Vigorous Management Limited, Joy Capital III L.P. and Joy Capital Opportunity, L.P., and collectively referred to as the Joy Capital) and BCPE Nutcracker Cayman, L.P. The registered address of Newlink is at 4th Floor, Harbour Place, 103 South Church Street, P.O. Box 10240, Grand Cayman KY1-1002, Cayman Islands. Note to Row 13: The percentage of the class of securities is calculated by dividing the number of shares beneficially owned by the reporting person by a total of 54,561,157,881 issued and outstanding ordinary shares of the Issuer as a single class (consisting of 53,253,610,109 Class A ordinary shares, 195,969,844 Class B ordinary shares and 1,111,577,928 Class C ordinary shares) as of July 22, 2026, as learned from the Issuer, which exclude (a) Class A ordinary shares issued to the Issuer's depositary bank for bulk issuance of ADSs reserved for future issuances (i) upon any sale of ADSs offered at the market (At-the-Market Offering) and (ii) upon the exercising or vesting of awards granted under the Issuer's share incentive plans; (b) ADSs issuable upon conversion of the convertible note issued to LMR Multi-Strategy Master Fund Limited ("LMR") on October 16, 2024, pursuant to a convertible note exchange agreement dated October 4, 2024; (c) ADSs issuable pursuant to the Share Subscription Facility Agreement dated December 16, 2024; and (d) ADSs issuable upon conversion of the warrant issued to LMR on June 4, 2025, pursuant to a Deed of Settlement dated June 4, 2025. Class D ordinary shares are not convertible into any ADSs representing the Issuer's Class A ordinary shares or the Class A ordinary shares issued by the Issuer, being the class registrable under the Exchange Act. The voting power of the shares beneficially owned represented 55.9% of the total outstanding voting power. The percentage of voting power is calculated by dividing the voting power of the reporting person of as a single class (consisting of 27,915,840,000 Class A ordinary shares, 195,969,844 Class B ordinary shares and 1,111,577,928 Class C ordinary shares) by the voting power of all of the Issuer's holders of Class A ordinary shares, Class B ordinary shares and Class C ordinary shares as a single class, as of July 22, 2026. Newlink also owns 16,000,000 non-convertible Class D ordinary shares through Envision, which entitles it to 8,000,000,000 additional votes, giving it 61.3% total voting power, which is calculated by dividing the total voting power of the reporting person (consisting of 27,915,840,000 Class A ordinary shares, 195,969,844 Class B ordinary shares, 1,111,577,928 Class C ordinary shares and 16,000,000 Class D ordinary shares) by the voting power of all of the Issuer's holders of Class A ordinary shares, Class B ordinary shares, Class C ordinary shares and Class D ordinary shares, as of July 22, 2026. Holders of Class A ordinary shares are entitled to one vote per share. Holders of Class B ordinary shares and Class C ordinary shares are entitled to ten votes per share and two votes per share, respectively. Each Class B ordinary share and each Class C ordinary share is convertible into one Class A ordinary share at any time by the holder thereof, subject to certain conditions. Class A ordinary shares are not convertible into Class B ordinary shares, Class C ordinary shares or Class D ordinary shares under any circumstances. Holders of Class D ordinary shares are entitled to five hundred votes per share. Class D ordinary shares are not convertible into any other class of share issued by the Issuer, nor into any ADSs representing the Issuer's Class A ordinary shares.

Note to Rows 8, 10, 11: Consists of (a) 6,520,000,000 Class A ordinary shares of the Issuer held by Envision; (b) 158,121,394 Class B ordinary shares of the Issuer held by Envision; and (c) 898,883,538 Class C ordinary shares of the Issuer held by Envision. Envision is wholly owned by Newlink. The voting power of all Class B ordinary shares held by Envision is controlled by Zhen Dai and the voting power of Class C ordinary shares held by Envision is controlled by shareholders of Newlink other than Zhen Dai on a look-through basis proportional to those shareholders' relative shareholding percentage in Newlink. Each Class B ordinary share and each Class C ordinary share is convertible into one Class A ordinary share at any time by the holder thereof, subject to certain conditions. Envision is an exempted company with limited liabilities incorporated under the laws of the Cayman Islands. The registered address of Envision is at Harneys Fiduciary (Cayman) Limited, 4th Floor, Harbour Place, 103 South Church Street, P.O. Box 10240, Grand Cayman KY1-1002, Cayman Islands. Note to Row 13: The percentage of the class of securities is calculated by dividing the number of shares beneficially owned by the reporting person by a total of 54,561,157,881 issued and outstanding ordinary shares of the Issuer as a single class (consisting of 53,253,610,109 Class A ordinary shares, 195,969,844 Class B ordinary shares and 1,111,577,928 Class C ordinary shares) as of July 22, 2026, as learned from the Issuer, which exclude (a) Class A ordinary shares issued to the Issuer's depositary bank for bulk issuance of ADSs reserved for future issuances (i) upon any sale of ADSs offered at the market (At-the-Market Offering) and (ii) upon the exercising or vesting of awards granted under the Issuer's share incentive plans; (b) ADSs issuable upon conversion of the convertible note issued to LMR on October 16, 2024, pursuant to a convertible note exchange agreement dated October 4, 2024; (c) ADSs issuable pursuant to the Share Subscription Facility Agreement dated December 16, 2024; and (d) ADSs issuable upon conversion of the warrant issued to LMR on June 4, 2025, pursuant to a Deed of Settlement dated June 4, 2025. Class D ordinary shares are not convertible into any ADSs representing the Issuer's Class A ordinary shares or the Class A ordinary shares issued by the Issuer, being the class registrable under the Exchange Act. The voting power of the shares beneficially owned represented 17.2% of the total outstanding voting power. The percentage of voting power is calculated by dividing the voting power of the reporting person of as a single class (consisting of 6,520,000,000 Class A ordinary shares, 158,121,394 Class B ordinary shares and 898,883,538 Class C ordinary shares) by the voting power of all of the Issuer's holders of Class A ordinary shares, Class B ordinary shares and Class C ordinary shares as a single class, as of July 22, 2026. Envision also directly owns also owns 16,000,000 non-convertible Class D ordinary shares, which entitles it to 8,000,000,000 additional votes, giving it 27.4% total voting power, which is calculated by dividing the total voting power of the reporting person (consisting of 6,520,000,000 Class A ordinary shares, 158,121,394 Class B ordinary shares, 898,883,538 Class C ordinary shares and 16,000,000 Class D ordinary shares) by the voting power of all of the Issuer's holders of Class A ordinary shares, Class B ordinary shares, Class C ordinary shares and Class D ordinary shares, as of July 22, 2026.

Note to Rows 8, 10, 11: Consists of 5,395,840,000 Class A ordinary shares of the Issuer held by Linkage which Newlink is entitled to vote, representing the portion of the 6,400,000,000 Class A ordinary shares of the Issuer held by Linkage that corresponds to Newlink's 84.31% equity interest in Linkage. Linkage is an exempted company with limited liabilities incorporated under the laws of the Cayman Islands. The registered address of Envision is at Harneys Fiduciary (Cayman) Limited, 4th Floor, Harbour Place, 103 South Church Street, P.O. Box 10240, Grand Cayman KY1-1002, Cayman Islands. Note to Row 13: The percentage of the class of securities is calculated by dividing the number of shares beneficially owned by the reporting person by a total of 54,561,157,881 issued and outstanding ordinary shares of the Issuer as a single class (consisting of 53,253,610,109 Class A ordinary shares, 195,969,844 Class B ordinary shares and 1,111,577,928 Class C ordinary shares) as of July 22, 2026, as learned from the Issuer, which exclude (a) Class A ordinary shares issued to the Issuer's depositary bank for bulk issuance of ADSs reserved for future issuances (i) upon any sale of ADSs offered at the market (At-the-Market Offering) and (ii) upon the exercising or vesting of awards granted under the Issuer's share incentive plans; (b) ADSs issuable upon conversion of the convertible note issued to LMR on October 16, 2024, pursuant to a convertible note exchange agreement dated October 4, 2024; (c) ADSs issuable pursuant to the Share Subscription Facility Agreement dated December 16, 2024; and (d) ADSs issuable upon conversion of the warrant issued to LMR on June 4, 2025, pursuant to a Deed of Settlement dated June 4, 2025. Class D ordinary shares are not convertible into any ADSs representing the Issuer's Class A ordinary shares or the Class A ordinary shares issued by the Issuer, being the class registrable under the Exchange Act. The voting power of the shares beneficially owned represented 9.4% of the total outstanding voting power. The percentage of voting power is calculated by dividing the voting power of the reporting person of as a single class (consisting of 5,395,840,000 Class A ordinary shares) by the voting power of all of the Issuer's holders of Class A ordinary shares, Class B ordinary shares and Class C ordinary shares as a single class, as of July 22, 2026. Linkage's total voting power is 8.2%, which is calculated by dividing the total voting power of reporting person by the voting power of all of the Issuer's holders of Class A ordinary shares, Class B ordinary shares, Class C ordinary shares and Class D ordinary shares, as of July 22, 2026.

Note to Rows 8, 10, 11: Consists of 16,000,000,000 Class A ordinary shares of the Issuer held by Digital. Digital is a company incorporated under the laws of the Cayman Islands. The registered address of Digital is at 4th Floor, Harbour Place, 103 South Church Street, P. O. Box 10240, Grand Cayman KY1-1002, Cayman Islands. Note to Row 13: The percentage of the class of securities is calculated by dividing the number of shares beneficially owned by the reporting person by a total of 54,561,157,881 issued and outstanding ordinary shares of the Issuer as a single class (consisting of 53,253,610,109 Class A ordinary shares, 195,969,844 Class B ordinary shares and 1,111,577,928 Class C ordinary shares) as of July 22, 2026, as learned from the Issuer, which exclude (a) Class A ordinary shares issued to the Issuer's depositary bank for bulk issuance of ADSs reserved for future issuances (i) upon any sale of ADSs offered at the market (At-the-Market Offering) and (ii) upon the exercising or vesting of awards granted under the Issuer's share incentive plans; (b) ADSs issuable upon conversion of the convertible note issued to LMR on October 16, 2024, pursuant to a convertible note exchange agreement dated October 4, 2024; (c) ADSs issuable pursuant to the Share Subscription Facility Agreement dated December 16, 2024; and (d) ADSs issuable upon conversion of the warrant issued to LMR on June 4, 2025, pursuant to a Deed of Settlement dated June 4, 2025. Class D ordinary shares are not convertible into any ADSs representing the Issuer's Class A ordinary shares or the Class A ordinary shares issued by the Issuer, being the class registrable under the Exchange Act. The voting power of the shares beneficially owned represented 27.9% of the total outstanding voting power. The percentage of voting power is calculated by dividing the voting power of the reporting person of as a single class (consisting of 16,000,000,000 Class A ordinary shares) by the voting power of all of the Issuer's holders of Class A ordinary shares, Class B ordinary shares and Class C ordinary shares as a single class, as of July 22, 2026. Digital's total voting power is 24.5%, which is calculated by dividing the total voting power of reporting person by the voting power of all of the Issuer's holders of Class A ordinary shares, Class B ordinary shares, Class C ordinary shares and Class D ordinary shares, as of July 22, 2026.