Sun John Corporation is ISO 9001 certified. We have our own in-house laboratory, and periodically we submit samples for analysis at third-party laboratories. We apply a stringent quality control system.
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Contact person
Mr. Stephen Chen
Email
stephen@sunjohn.com
Mobile
+886-935-222-223
Address
No. 87, Yuliao Road,
Qiaotou District,
Kaohsiung City 825,
Taiwan