Shanghai Opec Machinery Equipment Co., Ltd. is a professional manufacturer of air compressors. ① Oil-free air compressor manufacturer; ② Screw air compressor - permanent magnet variable frequency screw air compressor; Permanent magnet variable frequency air compressor with two-stage compression (first-level energy efficiency). A professional production and processing company with a complete and scientific quality management system. Integrity, strength and product quality have been recognized by the industry. Welcome friends from all walks of life to visit, guide and conduct business negotiations.