Gelonghui March 27丨Crystal Optoelectronics (002273.SZ) said on the investor interactive platform that at present, air projection technology has not been mass-produced and applied, and the company is still developing it.
水晶光电(002273.SZ)：目前空气投影技术尚未大规模量产应用
Crystal Optoelectronics (002273.SZ): Currently, air projection technology has not been used in large-scale mass production
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