China Shanghai Guosha Compressor Co., Ltd. was established in 2002. We specialize in the manufacture and sales of breathing air compressors for commercial diving, firefighting, even air-tight testing industries. We aim to supply good-quality products and after-sales service. We will give in-time reply for any of your questions for inquiry, orders, delivery, after-sales. Shanghai Guosha Compressor Co., Ltd. will be well-known in the coming years by our good products and services. Shanghai Guosha Compressor Co., Ltd. supplies high pressure air compressors from 100L/min (3.5cfm) to 265L/min (9.5cfm), with pure breathing air with pressure from 200bar~330bar, for industries such as scuba diving, fire-fighting, life-saving, underwater project, and other environment lack of oxygen. We also supply high pressure air for air-tightness test. Our high pressure air compressors are tested to be used to CNG projects. We have a young and pioneering technology team to keep our compressors safe and support our customers in the application by our friendly after-sales service.