Dalian Perennial Real International Trading Co.,Ltd. is an international trading company approved by the relevant department of Chinese government. located in Dalian,Liaoning province, the most important port in northeast China.
Meeting our customer's needs with low cost and high quality products is our first priority.
  We have established business relationships with foreign companies and accepted and completed orders from them, such as Industry Clutch & brake Parts, Chilled cast iron rolls, Iron Casting, Steel Casting, Aluminum Casting, Welding Parts, Automobile Air Conditioner Parts, Stainless Steel Pins, Rubber Collars, Plastic Blisters, and miscellaneous Metal Products.
  We can manufacture and supply Parts according to customers' Designs or Samples. We can supply parts as blank, semi-finished, or finished products to meet customers' requirements.
our main strength:
-- Chilld cast iron rolls: for rubber, plastic, paper-making and other industrials;
-- Industrial clutch and brake parts: for Oil-fiels, Metal Forming, Energy, Forestry, Mineral Processing, Marine industrials etc.
-- Rubber & Plastic machine: include Open Mixing milling, Calender, and other matched equipments.
-- Aluminum casting: for Auto industry and other industials;
-- Stainless steel pins: for many industriala;
  We have a complete quality control system,A series of strict quality control process and manufacture process have been established. Most of the manufacturing plants with some form of quality certification, such as TS, ISO, as well as EU equivalents. Our parts can meet ASTM, BS, DIN and JIS standards.
-- Full-equipted laboratory;
-- Mechanical inspection with universal testers, one portable Brinell and two Leeb hardness testers.
-- Metallurgical inspection. We have one portable metallurgical microscope with a digital camera to test the microstructures on site, such as nodularity, pearlite, ferrite and carbide.
-- - Nondestructive examination with PT, MT and ultrasonic detectors.
--- Special technical team
-- Inspecting with CMM;
  With our professional background and rich experience, we hope to have a long-term cooperation with any customers all over the world.