Puyang Zhongshi Group Co., Ltd designs quality programs to meet or exceed the requirements of International Quality Standards. accordingly certifying authorities and customers have recognized and approved PYZS's quality programs as having met the requirements of the ISO9001:2008 . To maintain this recognition, these Certifying authorities perform regular audits of PYZS facilities to ensure compliance is maintained.

PYZS's future quality plans include certification of its casing equipment manufacturing to the new API specification standard.

We can provide you with products such as Conventional Cementing Plug. If you are interested in our products, you can contact us, we are also Float Equipment China Manufacturer, welcome to consult and order.