Town Jiang Dayang Seals Co., Ltd. is a butterfly valve rubber seat, metal spiral wound gasket, oil arm seals, seal, rubber diaphragm (diaphragm) and other professional production and processing company, has a complete and scientific quality management system . Town Jiang Dayang Seals Co., integrity, strength and quality of products recognized by the industry. Welcome friends to visit, guidance and business negotiation. (more>>)