![--FILE--People visit the stand of Han's Laser Technology Industry Group during an exhibition in Shanghai, China 21 November 2017. Contemporary Amper Stock Photo - Alamy --FILE--People visit the stand of Han's Laser Technology Industry Group during an exhibition in Shanghai, China 21 November 2017. Contemporary Amper Stock Photo - Alamy](https://l450v.alamy.com/450v/w652t9/file-people-visit-the-stand-of-hans-laser-technology-industry-group-during-an-exhibition-in-shanghai-china-21-november-2017-contemporary-amper-w652t9.jpg)
--FILE--People visit the stand of Han's Laser Technology Industry Group during an exhibition in Shanghai, China 21 November 2017. Contemporary Amper Stock Photo - Alamy
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![FILE--People visit the stand of Han's Laser Technology Industry Group Co. during an expo in Shanghai, China, 9 April 2018. Seems foreigner investo Stock Photo - Alamy FILE--People visit the stand of Han's Laser Technology Industry Group Co. during an expo in Shanghai, China, 9 April 2018. Seems foreigner investo Stock Photo - Alamy](https://c8.alamy.com/comp/W5F8K1/file-people-visit-the-stand-of-hans-laser-technology-industry-group-co-during-an-expo-in-shanghai-china-9-april-2018-seems-foreigner-investo-W5F8K1.jpg)