Jiangxi Dingfeng Equipment Technology Co., Ltd. has purchased our high and low temperature test chamber, model: YSGJW-640, and the contract has been returned. The company was established on December 26, 2017. The legal representative is Liu Bin, and the company's business scope includes: research and development, production, and sales of fire-fighting equipment; Production and sales of firefighting and rescue equipment, labor protection supplies, and maintenance of firefighting equipment; Sales of fire trucks, small passenger cars, box trucks, and construction machinery; Import and export business, research and development, production, and sales of emergency rescue equipment.

Shanghai Yishuo Experimental Instrument Factory is located in Shanghai, the world's economic and financial center. We are a high-tech company specializing in the research, development, production, and sales of environmental testing equipment. For many years, the company has been specializing in wet and hot series, high and low temperature series test chambers; Salt spray test chamber; Significant progress has been made in the production, sales, and service of vibration and drop test benches, as well as aging, rain, and dust test chambers.