Qingdao Marink Enterprise Co., Ltd. is a professional manufacturer of copper pipe system and refrigeration and HVAC equipment parts integrating production, sales and R&D. Located in Qingdao, an important port city in China. The company has advanced professional production equipment and technical R&D team for the manufacturing of pipeline and refrigeration and HVAC equipment parts, adopts modern operation and management mode, focuses on the needs of customers, takes customer satisfaction as the goal, produces and manufactures in strict accordance with lSO9001 quality management system, constantly innovates and improves the processing technology and production equipment of products, and leads the innovation of the industry. The company’s main products are multi on-line air conditioning branch pipes and copper pipes of quality HVAC system. The production process adopts full-automatic numerical control equipment to ensure the reliability of products; The perfect IS09001 quality management system ensures the consistency of products, and the product quality and production technology are in a leading position in the same industry at home and abroad. Our products are chosen and used by customers within china and from other countries in the world, they are widely used in the installation of multi on-line air conditioners, and have been highly praised and recognized by customers. We have always maintained a good cooperative relationship with customers in the process of business, mutual benefit and common development. As a professional manufacturer focusing on branch pipe products, we are committed to providing global users with higher quality products and services.