DINRO is a professional manufacturer and exporter, engaged in the research, development, sale and service of HVAC system parts and brass valves. Its factory located in the brass valve town of China -Yuhuan county, Zhejiang province. As such, we took a good advantage on integration the resources of valve industry to get a strong competitive ability.Now as the top manufacturer of high quality H A V C system parts and brass valve, We are specialized in the design, manufacture and marketing of HVAC, valves,water manifolds, plumbing fittings, sanitary ware and other relative products. We guarantee the perfect balance between the best possible price with the best quality required in western market! At the same time, we search some other products for our customers also.Also, Dingrong has its own design and research department to provide you mature O E M and O D M services. The entire production process is equipped with red punching , die-casting, Seiko N C and assembling, processing and polishing, strictly implemented according to I S O 9 0 0 1 international quality system standard. Advanced low-pressure casting technology, mature hot forging process, multi-station specific machine and high-precision C N C machine, reasonable product structure and accurate dimension also ensure the stability of quality. We have 10 years experience in international market, including UK,Germany,Netherlands, Russia, Ukraine, Poland, Argentina and many other countries. We firmly believe that "Win-Win" builds the foundation of cooperation; "Integrity" opens wide space for development. We are sincerely looking forward to dreating a better future with you.