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Dongying Kelinruier Technology Co., Ltd. was incorporated.

Shandong Shengbang Kelinruier Pipeline Engineering Co., Ltd. was incorporated by the joint capital of Dongying Kelinruier Technology Co., Ltd. and Shengbang Plastic Pipeline System (Group) Co., Ltd.

Shandong Shengbang Kelinruier Pipeline Engineering Co., Ltd. was renamed Shandong Kelinruier Pipeline Engineering Co., Ltd.