Leases (Details) ¥ in Thousands, $ in Thousands |
1 Months Ended | |||||||
---|---|---|---|---|---|---|---|---|
Dec. 31, 2019
USD ($)
|
Dec. 31, 2019
CNY (¥)
|
Dec. 31, 2024
USD ($)
|
Dec. 31, 2024
CNY (¥)
|
Jan. 31, 2024
USD ($)
|
Jan. 31, 2024
CNY (¥)
|
Dec. 31, 2023
USD ($)
|
Dec. 31, 2023
CNY (¥)
|
|
Leases [Line Items] | ||||||||
Gross value of land use right | $ 2,528 | ¥ 16,494 | ||||||
Acquired from taizhou resource term | 50 years | 50 years | ||||||
Net carrying values land use rights | $ 2,034 | ¥ 14,845 | $ 2,137 | ¥ 15,175 | ||||
Land use Right | $ 2,034 | ¥ 14,845 | ||||||
Operating leases remaining lease terms | 45 years | 45 years | ||||||
Minimum [Member] | ||||||||
Leases [Line Items] | ||||||||
Operating leases remaining lease terms | 11 months 1 day | 11 months 1 day | ||||||
Maximum [Member] | ||||||||
Leases [Line Items] | ||||||||
Operating leases remaining lease terms | 1 year 5 months 1 day | 1 year 5 months 1 day |