The Changchun Branch of the Chinese Academy of Sciences is a dispatched organization responsible for coordinating the work of research institutes under the Academy in Jilin and Heilongjiang Provinces. Established in May 1978, its research fields include optics, applied optics, optical engineering, precision machinery and instrumentation, inorganic chemistry, analytical chemistry, organic chemistry, physical chemistry, polymer physics and chemistry, wetland science, regional agriculture, environmental science, remote sensing technology and applications, Northeast regional development, precision observation and orbit determination, and satellite dynamics research.

Key Laboratory of Nano-Bio-Effects and Safety, Chinese Academy of Sciences, Key Laboratory of Nano-Bio-Effects and Safety

Company specialized in the manufacture and sale of analytical reagents, titrated solutions, raw materials, ACS, USP, ISO, HPLC grade salts, distilled and double distilled ACS, UV and ISO grade laboratory solvents, production of special solutions, deionized water and sale of laboratory articles.

Air conditioning and refrigeration mechanic, explosives management mechanic, energy management mechanic, general mechanic, electrician, electrical engineer, landscape engineer, general explosives, hazardous materials, construction machinery, welding, firefighting, waterproofing, construction safety, industrial safety, civil servant, military employee, editor

【Company】Shenzhen Longxingda Technology Co., Ltd.-focusing on deep ultraviolet UVCLED Korean QSI laser diode 【Business】☑UVC lamp beads ☑deep ultraviolet ☑epitaxial furnace ☑UVB lamp beads ☑wafer, AIN, TES MOCVD,AlGaN 【Tel】159-1404-9108 (Mr. Jiang)

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Coregas is the Australian-owned gases supplier

Shanghai Shangfu Pharmaceutical Technology Co., Ltd. specializes in providing pharmaceutical intermediates, new material intermediates, fluorine-containing raw materials, and fluorine-containing material customization, covering the price, specifications, purity, and spot customization information of fluorine-containing raw materials, pharmaceutical intermediates, new material intermediates, fluorine-containing materials, and fluorine-containing chemicals.

Shanghai Anquan Industrial Co., Ltd. is a high-tech enterprise focusing on the research and development and application of new materials. It mainly provides customers with professional coating solutions, including aerospace, semiconductors, automobiles, military and other high-precision fields. The company was founded in 2005 and is headquartered in Baoshan District, Shanghai. The company currently has 81 employees, including 1 doctoral supervisor, 9 doctoral students, and 7 graduate students. The company has an annual sales volume of 44 million yuan and has rich experience in the field of polymer new materials.