HJHS: The main business is the production and manufacturing of prestressed steel cylinder concrete pipes, with the risk of bidding without winning the bid

HJHS stock trading risk warning announcement. After the company's self-examination, the company's production and operation are currently normal, and there have been no significant changes in the internal and external operating environment, nor in the main business. The company's main business is the production and manufacturing of prestressed concrete pipes, with PCCP primarily used in large and medium-sized water diversion and regulation projects. The sales contracts for the company's PCCP are mainly obtained through bidding, and there is intense market competition in the industry, which poses a risk of not winning bids