5.2 billion! China Construction First Engineering Group Co., Ltd.

Project Name: Announcement

of Successful Candidates of the High-performance Lithium Battery Base Construction Project (Construction "Evaluation Separation") Construction Location: The project is located in Zhuangyuan Village, Xinwei Town, Xiangan District, Xiamen City

Construction Scale: The total land area of the project is about 956496 78 square meters. The total construction area is about 1213919.01 square meters, the largest single area of the project is about 180984. 01 square meters, the largest span of the plant is about 27 meters, and the highest height is about 25.2 meters. It is planned to construct the battery plant, battery capacity plant, module plant, module finished product warehouse, battery finished product warehouse/module raw material warehouse, pre-process raw material warehouse, post-process raw material warehouse and supporting living rooms. The total investment of the

project is about RMB 743073, and the construction and installation cost is about RMB 599500.

The highest bid price limit shall be issued by the tenderee according to the following method (2):

(2) 10 days before the deadline for bidding. If BIM technology is applied in the bidding project, the BIM technology application fee shall be released in the maximum bidding price limit.

Planned construction period: the total construction period is 544 calendar days, and the fixed construction period is 680 calendar days; The requirements for the construction period of each key node are as follows: 1. Battery cell workshop I (including capacity workshop), pre-process raw material warehouse I, post-process raw material warehouse I, chemical warehouse I, chemical warehouse II, scrap warehouse, battery cell finished product warehouse I/module raw material warehouse I, battery cell finished product warehouse II/module raw material warehouse II, facility room I, NMP tank farm, NMP pump room, facility room II, facility room III, incineration and immersion, Removal of battery room, sewage treatment station, fire emergency pool, canteen 1, canteen 2, material corridor, logistics gate post 1, logistics gate post 2, logistics gate post 3, training gate post, living post, police room, dormitory 1, dormitory 2, dormitory 3, dormitory 4, dormitory 5, dormitory 6, dormitory 8, dormitory 9, dormitory 10: the fire control acceptance shall be completed before April 14, 2026. The completion acceptance will be completed before June 14, 2026. 2. Module workshop I and module finished product warehouse I: the fire control acceptance shall be completed before May 14, 2026, and the completion acceptance shall be completed before July 14, 2026. 3. Battery plant II (including capacity plant), dormitory VII (above the basement), activity center (above the basement) and basement I: the fire control acceptance shall be completed before June 14, 2026, and the completion acceptance shall be completed before August 14, 2026. 4. Module plant II: The fire control acceptance shall be completed before July 14, 2026, and the completion acceptance shall be completed before September 14, 2026. 5. The completion acceptance and filing of the whole project must be completed before March 6, 2027.

Bid winning information:

Bid winner: China Construction First Engineering Group Southeast Construction Co., Ltd

. China Construction First Engineering Group Co., Ltd.

Total bid price (RMB): 5195733398.81