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Shandong China Coal Industrial & Mining Supplies Group Co., Ltd.
Shenzhen Sunyuan Technology Co., Ltd.
Ningbo Shunjay Instruments Co., Ltd.
Nanjing Kehua Instrument & Meter Co., Ltd.
Zhejiang NCR Industrial Co., Ltd.
Biobase Biodustry (Shandong) Co., Ltd.
SHAOXING KARE INSTRUMENT EQUIPMENT CO., LTD.
ADST TECHNOLOGY CO., LTD.
Shanghai Galaxy International Trade Co., Ltd.
Nanjing Kejie Analytical Instrument Co., Ltd.