Which purification company is the most professional, clean room or clean workshop?

We cleaned it in Kang Jie. They are a high-tech company specializing in the design and construction of purification engineering and the production and sales of supporting purification equipment, focusing on the design and construction of purification engineering in clean workshops, sterile rooms, biological laboratories, hospital operating rooms and other industries. The company has a large scale and good after-sales service. If you have any ideas, you can consult. Official website has a detailed company introduction.