Headquartered in Dalian, Liaoning,Trustworthy Trading (Dalian) Co.,Ltd is a professional manufacturer and supplier of pipe fittings with an overseas sales office in Vancouver, Canada.Our company was founded in March, 2005, and has been engaging in oil and gas business since February 2009.Our main products encompass from pipes, valves, flanges to pipe fittings, with a variety choices in materials and specs, fulfilling the standards of ASME, EN, DIN, JIS,GB etc, which widely serve in the oil & gas, petrochemical, power, mining , marine off-shore industries, also for general use applications.Our products have been widely exported to North America, South America, European, Middle East and Asian countries.