美女大BXXXXN内射,中文字幕无码视频手机免费看,国产精品久久久久久麻豆一区,妺妺窝人体色WWW在线下载

   Its predecessor is the industrial section of the Beijing Talent Trade Co., Ltd (be called as BTT). Beijing Valvice became the exclusive distributor of the SAFELOK Components Ltd in China since September, 2001 which start from BTT. The products we sell include: globe valves, instrument valves, steam trap valves, ball valves, check valves, relief valves, Double block and bleed valves and valve manifolds and so on which are used with high performance in the industries of petrochemical industry, thermal power plant, light industry, papermaking, offshore oil, natural gas transmission pipeline, oil pipeline and vehicle gas filling station and so on. 
       Since its foundation, we have engaged in sales and service on imported valves and parts.  Our key staff have worked on the industry of automatic control valves since 1986 and they all have rich specialized knowledge and product service experience. We set up lots of offices across the country with professional and rapid service. We are aimed at offering excellent products and perfect service to customer in the industry of valves and parts.
    Our company has many years of working experience in lots of industries, such as electricity industry, marine oil industry, natural gas industry, chemical industry and nuclear power etc.. We have gained the good credit and well-deserved reputation from customer by offering top-ranking products and high-class service. We are in conformity with the principle of honesty and trustworthiness in order to provide customers top-ranking products and impeccable technical services.