混凝土输水管和排水管制造用成套设备的设计、生产和售后服务！
Concrete pipes and drainage pipes manufacture complete sets of equipment used in the design, production and after-sales service!
我们的公司是一家企业集团，集科研、业务、生产和售后服务为一体。
Our corporation is a group enterprise integrating scientific research, business, production and service.
我们的公司是一家集科研、业务、生产和售后服务为一体的合资企业。
We are a collection of scientific research, business, production and after-sales service as one of the joint venture.
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