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Xi'an Heb Biotechnology Co., Ltd.
Beijing Broad Laser Science & Technology Co., Ltd.
Guangdong Huilv Laboratory Equipment Scientific and Technological Co., Ltd.
Movel Scientific Instrument Co., Ltd.
Fujian East Promotions Co., Ltd.
OPTECK MANUFACTURING GROUP LTD.
Shanghai Cixi Instrument Co., Ltd.
Shenzhen Pride Instrument Inc.
Shanghai Lumsail Industrial Inc.
Guangzhou Beco Electronic Technology Co., Ltd.
Taizhou Runlab Labware Manufacturing Co., Ltd.
Beijing Topmachines S&T Co., Ltd.
Junhong Electronic & Technology Co., Ltd.
Huazheng Electric Manufacturing (Baoding) Co., Ltd.
Beijing Topsky Century Holding Co., Ltd.
Chongqing Gold Mechanical & Electrical Equipment Co., Ltd.
Shenzhen Haiwang Sensor Co., Ltd.
Canfort Laboratory and Education Supplies Co., Ltd.
GIAI PHOTONICS CO., LTD.