Honor

Honor--Technological innovation award in 2017

Honor--Credit rating certificate

Honor---Special equipment type-examination certificate（pressure piping components)

Honor---Record registration form for foreign trade dealers

Honor--- Trademark registration certificate

Honor---patent of cylinder plugging fitting

Honor---patent of Ultrahigh pressure Hot tapping machine

Honor---patent of Ultrahigh pressure suspended sealing element

Honor---patent of A new type high-pressure suspended plugging machine

Honor--patent of high-pressure completion machine(no-leakage type)

Honor---patent of scrap sweeping device of suspended plugging head

Honor---patent of plugging device for samll diameter pipeline