Sifang specializes in the electrolytic polishing and laser welding of stainless steel pipes, and produces sanitary clean stainless steel pipes, stainless steel precision seamless pipes, and BPE pipe series. These products are widely used in food processing, biopharmaceuticals, and electronic chip industries. As a well-known brand in China's sanitary clean fluid product manufacturing industry, it has a relatively high market share in the domestic market.