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QINGDAO YALONG PRECISION MACHINERY CO., LTD. is the famous manufacture of diesel fuel injection system accessories which was established in 1998. Our company has strong technique power, good production environment, first class processing test equipment, perfect quality assurance system and excellent after services. We have more than three hundrand and sixty employees and eighty nine engineering and technical personnels among them. In 2007, our company passed the TS16949 certification of international standardization organization. We continuously adopts the advanced international processing and testing technics. Our company combines the scinece, industry and trade togather.
Main products: Diesel pump plunger(contains type A , AD , P, PS7100, PS8500 and the others), injector(contains type A, AD , P, PS7100, PS8500 and the others), VE pump and the accessories(such as: pump head, pump, cam disk, drive shaft, solenoid valves, etc.), fuel delivery vavle, carter choke, pump head.
In order to satisfy with the demand of customers from home and aborad, our company has set up OEM processing bases in Shandong, Jiangsu. The main products are various injection nozzle mathching parts, plunger matching parts, delivery valve assembly and pump head matching parts for auto, construction machinery, excavaor. Our company will design and produce the cost-effective products in the shortest time to meet with the customers’ demands.
Our products are sold to Southeast Asia, the Middle East, Africa, Europe, the United States and the other twenty countries and areas. DOOLONG brand has gained the recognition and praise in the market. We wil try our best and strive to be the fisr-class manufacturer and supplier all over the world. We look forward to the cooperation with you.
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Copyright © 2008-2009 Qingdao YALONG  Precision Machinery Co, Ltd.    Designed by: www.21-sun.com
ADD: Central Chongqing Road,Licang District,Qingdao   TEL:0532-66081177 / 66081188  FAX:0532-84614291 
Mobile phone: 13864887779   Contact person:Qinghuo Chen    E-Mail: doolong@qdyalong.com