There are several manufacturers of ASTM A269 316 coils in China. Some top manufacturers include:

1. Liaocheng sihe stainless steel material LTD

2. Liaocheng sihe stainless steel material LTD

3. Liaocheng sihe stainless steel material LTD

4. Liaocheng sihe stainless steel material LTD

5.xian avisen import and export LTD

6.tianjinzhonggang shuangying Steel LTD

When choosing a manufacturer, consider factors such as its production capacity, product quality, certifications, delivery time, and customer reviews. It is also recommended to contact these manufacturers directly and ask for their product specifications, prices and any other details you require.