Why Sinoauna

35000 square meters plant to fulfill your bulk order.

Rich experiences to satisfy high end customers

5 year guarantee and the function of automatic debugging free our customers from after-sale worries.

Inspection system

We build a three-dimensional QC system in our factory.They are self-checking ,inter-checking and speciality checking.We are seeking 100% customers' satisfaction.

A case of check

We made a detailed checking list in speciality. Our customers help us revise according to the market. Now we have a checking list with 54 items and 208 points. Our checkers inspect them one by one carefully and record on the paper.

The end control checkers will double check every point, while stressing on the function testing, recording the Curve of temperature rise