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景洪
景洪A sealing and fitting structure for a well body
景洪Closed physical examination and well inspection
景洪A New Type of Closed Composite Plastic Inspection Well
景洪Business license
景洪High and New Technology Enterprise Certificate
景洪Low-carbon safe operation of urban and rural water supply systems applicable technology and equipment
景洪Assembled high-strength composite resin inspection wells
景洪Development and Application Technology Integration of Assembled High Strength Composite Resin Water Supply Inspection Well
景洪Quality management system certification
景洪Occupational Health Management System Certification
景洪Environmental Management System Certification
景洪People's Republic of China communications industry standard "underground communications pipeline with preformed composite man (hand) hole
景洪China Association for the Promotion of International Science and Technology "assembled high-strength composite resin inspection wells
景洪Group standard for IoT intelligent terminal protection water meter wells
景洪Standardization Working Committee of China Association for the Promotion of International Science and Technology
景洪Housing and Construction Department Announcement
景洪Technical standards for assembled high-strength composite resin water supply wells
景洪A structural type of manhole cover
景洪A kind of combined municipal inspection well
景洪Electricity intelligent manhole cover
景洪Split type composite inspection well
景洪A kind of FRP resin inspection well with prefabricated composite seal at the branch pipe opening
景洪An IoT monitoring well tool
景洪A polygonal reinforced well
景洪A composite well with lateral expansion
景洪A kind of interlocking diagonal reinforcement at the corners
景洪A reinforcing structure with reinforcing bars and reinforcing blocks
景洪A deepening tube with grid-like reinforcement
景洪A staggered reinforcement structure at the corners
景洪A re-straight fit structure of well body and deepening pipe
景洪A concave-convex structure docking mating structure applied to a closed composite well
景洪A mating composition of a ribbed assembly for a split well
景洪A surface reinforced structure with multiple shape fits on the surface
景洪A seal fitting structure at the position of well body and top cover
景洪A reinforced structure with inner and outer diamond fit