In order to ensure that the quality of stainless steel precision castings meets the technical standards for acceptance of the supply project, Party A and Party B must strictly follow the casting drawings and investment casting standards to conduct a comprehensive inspection of the contract. The key to the inspection is external quality inspection, internal quality inspection and quality inspection:

1. Appearance quality inspection of precision casting stainless steel castings: mainly including casting specifications, geometric appearance, casting quality, surface roughness, surface and near-surface casting defects, etc.

2. The key to substantive quality inspection is the inspection of material composition, physical properties, macro and micro defects.

3. The key to other quality inspections includes physical and unique feature inspections of each process. Process inspections are performed on each process to reduce business costs; while product inspections are borne by consumers to meet consumer requirements and expect. Therefore, castings cannot flow into the consumer's warehouse. Although on the surface it will increase the cost of the enterprise, as an enterprise, the credibility of the enterprise should be put in the first place from beginning to end.