At present, the development and production of the main products are butterfly valve, check valve, gate valve, ball valve, strainer valve, globe valve, slurry valve, diaphragm valves and so on.
目前，开发生产的主要产品有蝶阀、球阀、止回阀、闸阀、截止阀、浆料阀、隔膜阀等。
The valve should be installed so that the strainer and the valve are accessible for service and maintenance.
安装时要使过滤器和阀门可以接近进行维修和维护。
Strainer and bypass valve are extra equipment.
过滤器和旁通阀是另外的装备。
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