Breathing new life into chemistry.

Weifang Factory: Changyi Longchang Biochemical Co., Ltd., Shibu Development Zone, Changyi City, Weifang City, Shandong Province, China.

Jinan Office: Shandong Longchang Chemical Co., Ltd., Room 2411, Building 3, Aosheng Building, High-tech Zone, Jinan City, Shandong Province, China.

Contact us by phone or email.

Email: info@longchangchemical.com

Tel & WhatsApp: +86 132 5619 3735

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