Jiangsu Sihong Fuel Injection Equipment Co,. Ltd is a big professional factory who producing "HB" brand diesel engine oil system, the assembling of nozzle plunger valve, three pair precise parts. For replacement of BOSCH, ZEXEL, DENSO, CUMMINS, CATERPILLAR, KOMATSU, etc. Our company has 39 years history. In the year 2003,we go through ISO14001:1996 system ,ISO9001:2000 quality system and ISO/TS 16949 system. Our products have been already exported to many countries all over the world. We are always supplyig standard and high quality products at a very competitive price. With great sincerity to do business with you, we are looking forward to your inquries. We welcome all the customers,and will give you the best price, best quality and best service If there is any need,pls contact me.