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七台河Inspection well series

七台河Smart Well Tools Series

七台河Insulation box series

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七台河

A sealing and fitting structure for a well body

七台河A sealing and fitting structure for a well body

Closed physical examination and well inspection

七台河Closed physical examination and well inspection

A New Type of Closed Composite Plastic Inspection Well

七台河A New Type of Closed Composite Plastic Inspection Well

Business license

七台河Business license

High and New Technology Enterprise Certificate

七台河High and New Technology Enterprise Certificate

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

七台河Low-carbon safe operation of urban and rural water supply systems applicable technology and equipment

Assembled high-strength composite resin inspection wells

七台河Assembled high-strength composite resin inspection wells

Assembled high-strength composite resin inspection wells

七台河Assembled high-strength composite resin inspection wells

Assembled high-strength composite resin inspection wells

七台河Assembled high-strength composite resin inspection wells

Assembled high-strength composite resin inspection wells

七台河Assembled high-strength composite resin inspection wells

Assembled high-strength composite resin inspection wells

七台河Assembled high-strength composite resin inspection wells

Assembled high-strength composite resin inspection wells

七台河Assembled high-strength composite resin inspection wells

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

七台河Development and Application Technology Integration of Assembled High Strength Composite Resin Water Supply Inspection Well

Quality management system certification

七台河Quality management system certification

Occupational Health Management System Certification

七台河Occupational Health Management System Certification

Environmental Management System Certification

七台河Environmental Management System Certification

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

七台河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

七台河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

七台河Group standard for IoT intelligent terminal protection water meter wells

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

七台河Standardization Working Committee of China Association for the Promotion of International Science and Technology

Housing and Construction Department Announcement

七台河Housing and Construction Department Announcement

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

七台河Technical standards for assembled high-strength composite resin water supply wells

A structural type of manhole cover

七台河A structural type of manhole cover

A kind of combined municipal inspection well

七台河A kind of combined municipal inspection well

Electricity intelligent manhole cover

七台河Electricity intelligent manhole cover

Split type composite inspection well

七台河Split type composite inspection well

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

七台河A kind of FRP resin inspection well with prefabricated composite seal at the branch pipe opening

An IoT monitoring well tool

七台河An IoT monitoring well tool

A polygonal reinforced well

七台河A polygonal reinforced well

A composite well with lateral expansion

七台河A composite well with lateral expansion

A kind of interlocking diagonal reinforcement at the corners

七台河A kind of interlocking diagonal reinforcement at the corners

A reinforcing structure with reinforcing bars and reinforcing blocks

七台河A reinforcing structure with reinforcing bars and reinforcing blocks

A deepening tube with grid-like reinforcement

七台河A deepening tube with grid-like reinforcement

A staggered reinforcement structure at the corners

七台河A staggered reinforcement structure at the corners

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

七台河A re-straight fit structure of well body and deepening pipe

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

七台河A concave-convex structure docking mating structure applied to a closed composite well

A mating composition of a ribbed assembly for a split well

七台河A mating composition of a ribbed assembly for a split well

A surface reinforced structure with multiple shape fits on the surface

七台河A surface reinforced structure with multiple shape fits on the surface

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

七台河A seal fitting structure at the position of well body and top cover

A reinforced structure with inner and outer diamond fit

七台河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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