Honor

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

Honor---patent of a new type pipeline plugging machine

Honor---patent of a new type pipeline tapping cutter

Honor---patent of a new type pipeline hot tapping machine

Honor--patent of a new type completion machine

Honor---Invention patent certificate

Honor---Permit for Opening Bank Account

Honor---Construction enterprise qualification certificate

Honor---Registration certificate of customs declaration unit of the people's Republic of China

Honor---Organization credit code certificate

Honor--- Enterprise development contribution award in 2016

Honor---High-tech enterprise certificate