The Pre-Shipment Inspection (PSI) is one of many types of quality control inspections conducted by Foshan YUDI Stairs Co., Limited. This inspection is done according to standard QC Test, or based upon customer requirements. Samples are selected and inspected for defects at random, according to these standards and procedures. For us, Pre-Shipment Inspection is an important step in the quality control process and is the method for checking the quality of modern staircase before they are shipped.
YUDI Stairs's business in custom staircase takes a great part in local economy. YUDI Stairs has created a number of successful series, and U Shape Stair is one of them. The quality assurance program ensures that the product is in complete compliance with international quality standards. Yudi Stairs have can custom curved stairs, floating stairs, spiral stairs, straight stair, U shaped stair, etc. Before I install this product, I used to worry so much about the plumbism which may cause birth defects. But my worry is gone now with this wonderful filtration system. - One of our customers said.
YUDI Stairs now is growing to be a popular curved stairs supplier. Get quote!