- Check input quality: Stainless steel coil, steel strip, plastic granules, plastic powder, paint, bolts...

- Quality control during the production of stainless steel tanks, plastic tanks...

- Check finished products in warehouse: Stainless steel tanks, plastic tanks, solar energy machines...

- Warranty monitoring:

+ Receive warranty information from customers

+ Dispatch warranty staff at the Company and sales staff at branches to perform warranty, monitor, evaluate and report on warranty.

- Conduct statistics, analyze errors and propose solutions to improve quality;

- Perform other tasks as directed by direct manager & Board of Directors.