Henan Harmony Industry Diamond Co., Ltd. Quality Control

Professional Manufacturer & exporter on industral diamonds & cBN grits since the year of 2009.

Above 95% superabrasives export to Six Continent, over 70 Countries.

We, Harmony Industry Diamond (H.I.D.) have very strict Quality Control system.

There is one QC team in our company; At the same time, we have our quality control department to ensure the quality.

The QC process as below:

1. Purchase raw material from reputable and reliable suppliers.
2. Inspect raw material before production
3. Strict monitoring for production process, we try our best to achieve zero defects:
– Don’t accept defective products
– Don’t manufacture defective products
– Don’t let go of defective products
4. Strict inspection the strength, hardness, purity, crystal shape & size distribution, etc.
5. Strict inspection for finished product before packing.
6. Each step on the processing, we have details data and input computer for convenient to check each order.
We pay much attention on each step on our producing all the time!