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双鸭山Inspection well series

双鸭山Smart Well Tools Series

双鸭山Insulation box series

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双鸭山

A sealing and fitting structure for a well body

双鸭山A sealing and fitting structure for a well body

Closed physical examination and well inspection

双鸭山Closed physical examination and well inspection

A New Type of Closed Composite Plastic Inspection Well

双鸭山A New Type of Closed Composite Plastic Inspection Well

Business license

双鸭山Business license

High and New Technology Enterprise Certificate

双鸭山High and New Technology Enterprise Certificate

Low-carbon safe operation of urban and rural water supply systems applicable technology and equipment

双鸭山Low-carbon safe operation of urban and rural water supply systems applicable technology and equipment

Assembled high-strength composite resin inspection wells

双鸭山Assembled high-strength composite resin inspection wells

Assembled high-strength composite resin inspection wells

双鸭山Assembled high-strength composite resin inspection wells

Assembled high-strength composite resin inspection wells

双鸭山Assembled high-strength composite resin inspection wells

Assembled high-strength composite resin inspection wells

双鸭山Assembled high-strength composite resin inspection wells

Assembled high-strength composite resin inspection wells

双鸭山Assembled high-strength composite resin inspection wells

Assembled high-strength composite resin inspection wells

双鸭山Assembled high-strength composite resin inspection wells

Development and Application Technology Integration of Assembled High Strength Composite Resin Water Supply Inspection Well

双鸭山Development and Application Technology Integration of Assembled High Strength Composite Resin Water Supply Inspection Well

Quality management system certification

双鸭山Quality management system certification

Occupational Health Management System Certification

双鸭山Occupational Health Management System Certification

Environmental Management System Certification

双鸭山Environmental Management System Certification

People's Republic of China communications industry standard "underground communications pipeline with preformed composite man (hand) hole

双鸭山People's Republic of China communications industry standard "underground communications pipeline with preformed composite man (hand) hole

China Association for the Promotion of International Science and Technology "assembled high-strength composite resin inspection wells

双鸭山China Association for the Promotion of International Science and Technology "assembled high-strength composite resin inspection wells

Group standard for IoT intelligent terminal protection water meter wells

双鸭山Group standard for IoT intelligent terminal protection water meter wells

Standardization Working Committee of China Association for the Promotion of International Science and Technology

双鸭山Standardization Working Committee of China Association for the Promotion of International Science and Technology

Housing and Construction Department Announcement

双鸭山Housing and Construction Department Announcement

Technical standards for assembled high-strength composite resin water supply wells

双鸭山Technical standards for assembled high-strength composite resin water supply wells

A structural type of manhole cover

双鸭山A structural type of manhole cover

A kind of combined municipal inspection well

双鸭山A kind of combined municipal inspection well

Electricity intelligent manhole cover

双鸭山Electricity intelligent manhole cover

Split type composite inspection well

双鸭山Split type composite inspection well

A kind of FRP resin inspection well with prefabricated composite seal at the branch pipe opening

双鸭山A kind of FRP resin inspection well with prefabricated composite seal at the branch pipe opening

An IoT monitoring well tool

双鸭山An IoT monitoring well tool

A polygonal reinforced well

双鸭山A polygonal reinforced well

A composite well with lateral expansion

双鸭山A composite well with lateral expansion

A kind of interlocking diagonal reinforcement at the corners

双鸭山A kind of interlocking diagonal reinforcement at the corners

A reinforcing structure with reinforcing bars and reinforcing blocks

双鸭山A reinforcing structure with reinforcing bars and reinforcing blocks

A deepening tube with grid-like reinforcement

双鸭山A deepening tube with grid-like reinforcement

A staggered reinforcement structure at the corners

双鸭山A staggered reinforcement structure at the corners

A re-straight fit structure of well body and deepening pipe

双鸭山A re-straight fit structure of well body and deepening pipe

A concave-convex structure docking mating structure applied to a closed composite well

双鸭山A concave-convex structure docking mating structure applied to a closed composite well

A mating composition of a ribbed assembly for a split well

双鸭山A mating composition of a ribbed assembly for a split well

A surface reinforced structure with multiple shape fits on the surface

双鸭山A surface reinforced structure with multiple shape fits on the surface

A seal fitting structure at the position of well body and top cover

双鸭山A seal fitting structure at the position of well body and top cover

A reinforced structure with inner and outer diamond fit

双鸭山A reinforced structure with inner and outer diamond fit

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Hebei Yize Telecom Technology Co., Ltd. aims to innovate, develop, and serve society.

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Add: Renqiu North Ring Economic Development Zone, China

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Tel: +86-317-2980006

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Fax: +86-317-2818686

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Email:hbyzdxkj@163.com

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