ABOUT US
Company Profile

Comapany Profile

Sichuan Changyi Oil-gas Gathering Transportation Equipment Co., Ltd (hereinafter)referred to as Changyi, a special equipment manufacturing backbone enterprise, which is  founded in 1987 and specialized in researching, designing, manufacturing the Oil-gas transportation equipment. It covers an area of 180Mu (i.e. 120000m2) in Leshan City, Sichuan province and holds an asset of RMB 270 Million with 400 sets of equipment and over 50 patents.

Main products: Valves for oil and gas pipeline, Gas complete set skids, pressure vessels, NGL-LNG liquefied natural gas cryogenic equipment.
Product series: Vent Valve, Drain Valve, Throttle Valve, Safety Valve, Control Valve, Safety Shut-off Valve, Cut-off Valve, LNG Gasification Metering Skid(Cryogenic Tank), Gas Pressure Regulating Equipment, CNG Decompression Skid, Alcohol Injection Atomizer, Gas Odorization Equipment, Multi-way Valve Metering Skid, Multi-tube bundle Separation Skid, Natural Gas Molecular Sieve Dehydration Equipment, Shale Gas Equipment, Anticorrosive Separator, Filter, Various Anti-corrosion Valves, Various Pressure Vessels, etc. The products have high technical content, excellent quality, unique performance, high reliability and long service life.
Certificates: Changyi is certified with National Manufacture-License of Special Equipment (A1/A2/B class pressure pipe components;A1/A2/B class safety accessories and safety protective equipment: A1/A2 Pressure Vessel), National Installation Renovation and Maintenance License of Pressure Piping Components, National Industrial Production Permit, Self-Support Imports and Exports Certificate, ISO9001, ISO14001, GB/T28001,EJ/T9001(Nuclear Industry Quality Management System Certificate), EAC Certificate, API Certificate, ect.

Honor: Changyi now is the "Three Board" listed company (stock code:830902) and owns many Reputation Certificates, such as National Hi-Tech Enterprise, Sichuan Innovation Enterprise, Sichuan Famous Product, Sichuan Famous Brand, Provincial Technical Center CNPC First-Class Supplier, CNNC Qualified Supplier, Excellent Supplier of National West to East Gas Pipeline Project and Western Crude Oil Product Pipeline Project. Changyi is one of drafting companies for Pilot Safety Valve National Standard and Throttle Cut-off Valve Industry Standard, and its main products are up to the leading level. Changyi has established ERP Management System and adopted many advanced standards to design and manufacture products, such as ISO, API, ANSI, GB, JB, HG, etc. Its products sell well both at home and abroad and are well received by clients.

Application performance: National West-East Gas Pipeline Project, Mid-Asia Pipeline Project, China-Burma Gas Pipeline Project, Sichuan-East Pipeline Project, Shanxi-Beijing Pipeline Project, Zhongwu Pipeline Project, China-Kazakhstan Crude Oil Pipeline Project, Zhanarol KC13 Pipeline Project, Southwest Gas Field Project, Longgan Gas Field, Northeast Sichuan High-Sulfur Gas Field, Puguang Gas Field, Yuanba Gas Field, Xingjiang Zhongqu Gas Fields, Tarim Oil Field Branch, Changqing Oil Field, Changbei Gas Field, Qinghai Oil Fieid, Jilin Oil Field, Canton LNG Project, Nationwide Natural Gas Pipeline Companies, overseas projects in Kazakhstan, Turkmenistan, Uzbekistan, Nepal, Iran, Chad, Burma, etc.

About TLP Technology

Founded in 2010, Leshan TLP Technology Import & Export Co.,Ltd is a company dedicated in importing & exporting business of mechanical equipment, oil & gas equipment and other products.

With professional technical and aftersales support from Changyi, TLP offers technical thorough valve solutions and professional exporting service.

With wide connection & rich experience in working with China's manufacturing industries, and our professional team, we look forward to working with more and more clients world wide, and create value for our clients, business partners and employees.