Liaocheng Zeyu Metal Products Co., Ltd. is a professional manufacturer of drill rod products business, 35simnmoV Shandong H22 Rod, 55simnmo, well-equipped, strong technical force, the registered brand "Zeyu" is my factory on the international advanced technology base by more than manufacturing, heat treatment, jointly developed by Professor industry. Manufacture of a new generation of high-quality drill rod, the products in strength, impact toughness balanced reflect H22 Rod iron, so that in long-term use under Yanggu H22 Rod, wearable and easy to break, breakage rate, long life, be comparable with similar international products, is the first choice for supporting mining products. Liaocheng Zeyu Metal Products Co., Ltd. Our company through extensive contact with the user's data has accumulated a large number of professional, comprehensive understanding of the product's performance and use of knowledge, in and 20 years of professional experience in production technology based on the establishment of a set in line with the actual operation Production quality assurance system, from the user point of view the design and development of new products drill rod, so that the "Zeyu" brand series of products closer to the needs of users, and gradually formed a "user needs to pursue the construction of" market-leading type of business model. Market is the sole criterion for testing the product, the company will always uphold the integrity of management, innovation, service-oriented purpose, dedication to customers to build high-quality products. Zeyu hand in hand for a better future. Drill rod, drill rod H22 Yanggu, Shandong Rod provided by Zeyu metals. This information consists of: providing Liaocheng Zeyu Metal Products Co. (www.zk55simnmo.com), we are business alliance member, the integrity of the whole network certification vendor. Feel free to contact us, contact: Mr. Sun