2021 3A certificate renewal

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All 3A series of Qili Holding Group Co., Ltd. will be updated in 2021. The specific details are as follows:
1) 63-04 (Sanitary Fittings)
2) 33-03 (Metal Tubing)
3) 58-01 (Vacuum Breakers and Check Valves)
4) 68-00 (Ball-Type Valves)

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