Service-Zhejiang Yisen Bag Co,. Ltd.

STRICT QUALITY CONTROL SYSTEM

At ISEN Bag, quality is not the ultimate check, but a systematic thinking that runs through the entire production process. From raw material procurement to pre-shipment re-inspection, every process strictly follows standardized control, with only one goal: zero defects and 100% satisfaction.

CORE QUALITY CONTROL AND TECHNOLOGY

● Incoming material quality control (IQC)100%
● Process quality control (IPQC)100%
● If the second process finds a problem, return 100% of the previous process
● Final quality control (FQC)100%
● Random sampling (AQL-2.5)
● Passing rate (>99%)

Firstly, we will inspect every process. For the finished products, we will do 100% inspection according to the customers’ requirements and the international standard（AQL2.5）.
Secondly, we have QC departments, including IQC, IPQC, and FQC. We will do pretests for all raw materials before bulk production, and all of our bags meet REACH and Prop 65 tests. We can supply qualified products to our customers and make products that meet their overall inspection requirements on chemical composition.

OUR CERTIFICATES

THE FULL-PROCESS QUALITY MANAGEMENT SYSTEM

●（Incoming Quality Control）100%
All raw materials undergo strict pre-inspection before use to ensure compliance with standards.

●（In Process Quality Control）100%
Conduct quality inspection after each process; If any problems are found, 100% return to the previous process for processing.

●（Final Quality Control）100%
Before leaving the factory, conduct a comprehensive inspection to ensure that each product meets the standards.
PROFESSIONAL TESTING EQUIPMENT

We conduct random sampling according to the international AQL 2.5 standard and provide special inspection services based on customer needs.
The overall product qualification rate is>99%, stable and reliable.
All bags comply with REACH and California Prop 65 environmental testing requirements, providing customers with a reliable environmental solution.

Product supports raw material traceability

All production lines are equipped with quality inspection