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SEC Edgar

JIANA SCIENCE & TECHNOLOGY CO., LTD.

SIC 6531 · Real Estate Agents & Managers (For Others)
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JIANA SCIENCE & TECHNOLOGY CO., LTD.

CIK:0001781588|SEC Filings

MATERIAL CONTRACTS

EX-10.21
ea120310ex10-21_jianascience.htm
2020-04-28T00:00:00Z
EX-10.22
ea120310ex10-22_jianascience.htm
2020-04-28T00:00:00Z
EX-10.23
ea120310ex10-23_jianascience.htm
2020-04-28T00:00:00Z
EX-10.24
ea120310ex10-24_jianascience.htm
2020-04-28T00:00:00Z
EX-10.25
ea120310ex10-25_jianascience.htm
2020-04-28T00:00:00Z
EX-10.28
ea120310ex10-28_jianascience.htm
2020-04-28T00:00:00Z
EX-10.29
ea120310ex10-29_jianascience.htm
2020-04-28T00:00:00Z
EX-10.30
ea120310ex10-30_jianascience.htm
2020-04-28T00:00:00Z
EX-10.31
ea120310ex10-31_jianascience.htm
2020-04-28T00:00:00Z
EX-10.32
ea120310ex10-32_jianascience.htm
2020-04-28T00:00:00Z
EX-10.33
ea120310ex10-33_jianascience.htm
2020-04-28T00:00:00Z
EX-10.34
ea120310ex10-34_jianascience.htm
2020-04-28T00:00:00Z
EX-10.20
ff12020ex10-20_jiana.htm
2020-01-17T00:00:00Z
EX-10.18
ff12020ex10-18_jiana.htm
2020-01-17T00:00:00Z
EX-10.19
ff12020ex10-19_jiana.htm
2020-01-17T00:00:00Z
EX-10.1
ff12020ex10-1_jiana.htm
2020-01-17T00:00:00Z
EX-10.2
ff12020ex10-2_jiana.htm
2020-01-17T00:00:00Z
EX-10.3
ff12020ex10-3_jiana.htm
2020-01-17T00:00:00Z
EX-10.4
ff12020ex10-4_jiana.htm
2020-01-17T00:00:00Z
EX-10.5
ff12020ex10-5_jiana.htm
2020-01-17T00:00:00Z