Di-HEN Corp. was initiated in 1988 and specializes in manufacturing the pipeline fluid specific electromagnetic valve with the self-created brand Di-HEN selling around the world jostling with major competitors such as Europe, US and Japan in the global market and we get thumps-up on our quality. Feeling gradually by Di-HEN Corp. that the productivity of our Shezhi factory had reached its limits in 1997, the Luzhou second factory was thus established in 1998. Besides, we also passed the international quality certification ISO-9001 on 12 April 2001. Up to now there are many foreign companies coming to us for being their OEM factory. Di-HEN Corp. spared nothing to invest a large sum to R and D the electric motor valve and has come up with a success in 2000. It is already in mass production and is responded very well in many exported countries, with perfect complete sizes and specifications. All circles are welcome to contact us for further information. Di-HEN with a team of professional technicians can provide you with services and various solutions. Welcome to give us a call for details. For Auto control, Agriculture Hydraulic control, Temperature control, SPA, Chemical factory, Food machine... and so on. For oil, air, vacuum, steam, gas, water, strong acid, light oil, heavy oil, explosion proof... and so on.