This unit group also includes machine operators who operate previously set up production welding, brazing and soldering equipment.

此单元组还包括操作预先组合好的生产焊接，钎焊和锡焊设备的机器操作员。

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Zhejiang Xinrui Welding material Co., Ltd. specializes in brazing materials' research, development, manufacturing and sales with China's largest manufacturing base of flux machine and brazing flux.

浙江新锐焊接材料有限公司是一家专业从事钎焊材料研发、制造、销售于一体的企业，是国内最大的焊剂发生器、钎焊助焊剂制造基地之一。

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