87彩店app-87彩店手机客户端-87彩票手机客户端下载 is major in R & D, Manufacturing, Sale and Service on Wellbore Trajectory Control equipment. Enormous progress and significant result have been achieved on soft power development during last years. In 2004, Liuhe was honored as new high-tech enterprise by Beijing science and technology commission. Then Liuhe was honored as Gazelle Company continuously in 6 years. During 2011 – 2012, it was honored as . Certified by ISO 9001 and API Q1, Liuhe is the test unit of patents in Beijing and having 52 proprietary intellectual property rights currently. Core technologies and products of Liuhe got Torch Plan Certificate in Beijing, Innovation Funds Project Approval Certificate, Independently Innovative Product Certificate in Beijing, State Key New Product Certificate, New Tech and New Products (Service) Certificate of Zhongguancun, State Independent Innovation Demonstration Area.