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Raw materials inspection

Update:29-10-2020
Summary:XINYU factory daily inspection to the 10tons aluminum rod from local Top 5 supplier and draw it to small sizes by ourselves. Refuse the impure raw mat
XINYU factory daily inspection to the 10tons aluminum rod from local Top 5 supplier and draw it to small sizes by ourselves. Refuse the impure raw materials from the very beginning! To make sure the finish product of enameled wire with high level performance, average BDV >5kv.
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