Renqiu Laodingweike Welding Equipment Co., Ltd. (the original welding factory) is long-time engaged in producing welding equipment used for long-distance pipelines as well as related auxiliary machines. We are also an agent and distributor of imported fittings. Since foundation, we have been relying on the strong technical strength, professional production testing equipment, and good pre-sale service. We have received recognition and praise. Our company has established a perfect quality control system according to ISO9001:2000 standard. We cooperate with many domestic and foreign companies....