Project Authorization – Shandong Yitong Installation Co., Ltd.

Manufacturer’s Sole Authorization Letter

Package Number: Package 01 Project Name: State Grid Shandong Electric Power Company’s Third Public Tender Procurement of Materials for 2025        

To: State Grid Shandong Electric Power Company (Buyer)

Our company, Dalian Spind Environmental Equipment Co., Ltd. (manufacturer’s name), is established in accordance with… China A manufacturer established under the laws of (Country Name), with its principal place of business located at No. 8, Northeast Fourth Street, Dalian Techno-Economic Development Zone, Dalian City, Liaoning Province (Address), hereby designates and appoints, in accordance with the laws of China (Name of Eligible Source Country), whose principal place of business is located at _ No. 34, Sunbo Avenue, Feicheng City of ______ (distributor’s address) Shandong Yitong Installation Co., Ltd. (Dealer Company Name) acts as our true and lawful agent in carrying out the following valid activities:

Acting on our behalf in the People’s Republic of China Package 01 ( Package number ) State Grid Shandong Electric Power Company’s Third Public Tender Procurement for Materials in 2025 ( Project Name ) G00G-500139544-00001 ( Technical Specification ID ) the specific tasks of bidding, negotiation, contract signing, and execution, providing products manufactured by our company Cooling tower ( Product brand, name ), and shall be binding upon us.

We hereby grant_ Shandong Yitong Installation Co., Ltd. _ (Dealer Name) shall have full authority to handle and perform all matters necessary for us to fulfill the aforementioned points, with full power to substitute or revoke as deemed appropriate. We hereby acknowledge and confirm _ Shandong Yitong Installation Co., Ltd. _(Dealer Name) or its duly authorized representative shall, pursuant thereto, lawfully handle all matters.

We hereby guarantee __ Shandong Yitong Installation Co., Ltd. (Distributor Name) is the sole authorized distributor of our company to participate in the bidding for this package of the project and shall assume all product‑related liabilities incumbent upon the manufacturer, including but not limited to product design, manufacturing, assembly, factory testing, spare‑parts inspection, installation, and commissioning.

We hereby sign this document on May 28, 2025, with a term of entrustment: From May 28, 2025, until the completion of project installation. 。

The authorized party may not sublicense.

This serves as proof.

Manufacturer issuing the letter of authorization: Dalian Spind Environmental Equipment Co., Ltd. (Seal)

Signature of the Legal Representative: (Seal)

Date: 2025 year 05 month 28 day