Recently, Saelos, a producer of green environmental friendly bacterial cellulose raw materials (short for: Saelos), has completed its Pre-A financing round. This financing was invested by Hahe Industrial Fund, with the investment amount undisclosed. Saelos was established on May 5, 2023, primarily engaging in the production, sales, and industrial application of green environmental friendly bacterial cellulose raw materials. The company's main products include bacterial cellulose and biocatalysts, dedicated to providing sustainable raw material solutions for industries such as environmental protection, pharmaceuticals, and food.

An investor asked on the investor interaction platform: Is the pilot plant for waste plastic pyrolysis in Huangdao still in operation? What is the longest record of continuous stable operation?Huicheng Environmental Protection(300779.SZ) stated on the investor interaction platform on May 26 that the pilot plant for the company's self-developed Catalytic Pyrolysis of Mixed Waste Plastics (CPDCC) technology has maintained stable operating conditions since its construction and is currently undergoing other research and development trials.