Disemba 2020, TH-Valve Nantong meriri nhọpụta nke ngalaba ise nke Sinopec's 2021-2022 kwa afọ usoro valvụ etiti.

Akụkụ 5 gụnyere:

1) Akụkụ Nnụcha: American Standard> Ọkara Nrụgide> Ọkara na Obere Caliber> Carbon Steel;

2) Akụkụ Nnụcha: American Standard> Ọkara Nrụgide> Nnukwu Caliber> Carbon Steel;

3) Nkebi nchacha: American Standard> Ọkara Nrụgide> Igwe anaghị agba nchara, Alloy ígwè;

4) Akụkụ Nnụcha: Standard Chinese> Ọkara Nrụgide;

5) Akụkụ mpaghara mmanụ: Ọkara na obere Caliber> Carbon Steel, igwe anaghị agba nchara, Alloy Steel.