Construction machinery announcement. The company plans to sign a product sales contract with Shaanxi Xinneng Lianhui Technology Co., Ltd. for the sale of trackless rubber wheel vehicles. The seller is the company and the buyer is Xinneng Lianhui. The total contract amount is 52.4031 million yuan. The target of the transaction was the company's trackless rubber wheel vehicle products, a total of 69 units. This transaction constitutes a company-related transaction. After the contract is signed and effective, Xinneng Lianhui first makes an advance payment to the company. After three months of delivery and normal use, part of the purchase price is paid. At the end of the warranty period, the final payment is paid in one lump sum without quality issues. During this period, the company performs the “three guarantees” duties in accordance with national regulations.