China's high-tech enterprises
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CN201710380803.8
ZL2017 20572159.X
ZL 2019 20722854.9
ZL 2017 21351290.X
ZL2019 20454810.2
ZL2019 20154889.7
ZL 2019 2 0908474.4
ZL 2019 2 0908474.5
ZL 2020 2 1124696.6
ZL 2019 2 0259196.4
ZL 2017 2 1349588.7
ZL 2017 2 1349588.7
ZL2019 20154367.7
ZL2019 20154367.7
ZL2019 2 0154368.1
