SHORT-TERM BORROWINGS (Details) ¥ in Thousands, $ in Thousands	3 Months Ended		6 Months Ended		12 Months Ended
	Jun. 30, 2023 USD ($)	Jun. 30, 2022 USD ($)	Jun. 30, 2023 USD ($)	Jun. 30, 2022 USD ($)	Dec. 31, 2022 USD ($)	Jun. 30, 2023 CNY (¥)	Dec. 31, 2022 CNY (¥)
Short-Term Borrowings [Abstract]
Short-term borrowings	$ 53,976		$ 53,976		$ 56,004
Interest expense related to short-term borrowings	484	$ 62	974	$ 125
Line of Credit up to RMB 150,000 from China Everbright Bank
Short-Term Borrowings [Abstract]
Line of credit facility, maximum borrowing capacity | ¥						¥ 150,000	¥ 150,000
Line Of Credit, due on August 17,2023 with an annual interest rate of 3.40%
Short-Term Borrowings [Abstract]
Short-term borrowings	8,304		$ 8,304		$ 8,616
Line of credit facility, interest rate during period			3.40%		3.40%
Line Of Credit, due on September 1,2023 with an annual interest rate of 3.60%
Short-Term Borrowings [Abstract]
Short-term borrowings	8,304		$ 8,304		$ 8,616
Line of credit facility, interest rate during period			3.60%		3.60%
Line of Credit, due on December 16, 2023 with an annual interest rate of 3.00%
Short-Term Borrowings [Abstract]
Short-term borrowings	4,152		$ 4,152		$ 4,308
Line of credit facility, interest rate during period			3.00%		3.00%
Line of Credit up to RMB 100,000 from Bank of Communications,
Short-Term Borrowings [Abstract]
Line of credit facility, maximum borrowing capacity | ¥						100,000	100,000
Line of Credit, due on August 11,2023 with an annual interest rate of 3.60%
Short-Term Borrowings [Abstract]
Short-term borrowings	8,304		$ 8,304		$ 8,616
Line of credit facility, interest rate during period			3.60%		3.60%
Line of Credit, due on September 5,2023 with an annual interest rate of 3.50%
Short-Term Borrowings [Abstract]
Short-term borrowings	5,536		$ 5,536		$ 5,744
Line of credit facility, interest rate during period			3.50%		3.50%
Line of Credit up to RMB 40,000 from Bank of China,
Short-Term Borrowings [Abstract]
Line of credit facility, maximum borrowing capacity | ¥						40,000	40,000
Line of Credit, due on August 26,2023 with an annual interest rate of 3.15%.
Short-Term Borrowings [Abstract]
Short-term borrowings	5,536		$ 5,536		$ 5,744
Line of credit facility, interest rate during period			3.15%		3.15%
Line of Credit up to RMB 100,000 from China Merchants Bank,
Short-Term Borrowings [Abstract]
Line of credit facility, maximum borrowing capacity | ¥						¥ 100,000	¥ 100,000
Line of Credit, due on July 21,2023 with an annual interest rate of 3.50%.
Short-Term Borrowings [Abstract]
Short-term borrowings	1,246		$ 1,246		$ 1,292
Line of credit facility, interest rate during period			3.50%		3.50%
Line of Credit, due on July 27,2023 with an annual interest rate of 3.50%.
Short-Term Borrowings [Abstract]
Short-term borrowings	1,246		$ 1,246		$ 1,292
Line of credit facility, interest rate during period			3.50%		3.50%
Line of Credit, due on August 1,2023 with an annual interest rate of 3.50%.
Short-Term Borrowings [Abstract]
Short-term borrowings	1,246		$ 1,246		$ 1,292
Line of credit facility, interest rate during period			3.50%		3.50%
Line of Credit, due on August 3,2023 with an annual interest rate of 3.50%.
Short-Term Borrowings [Abstract]
Short-term borrowings	1,246		$ 1,246		$ 1,292
Line of credit facility, interest rate during period			3.50%		3.50%
Line of Credit, due on August 7,2023 with an annual interest rate of 3.50%.
Short-Term Borrowings [Abstract]
Short-term borrowings	1,246		$ 1,246		$ 1,293
Line of credit facility, interest rate during period			3.50%		3.50%
Line of Credit, due on August 14,2023 with an annual interest rate of 3.50%.
Short-Term Borrowings [Abstract]
Short-term borrowings	1,246		$ 1,246		$ 1,293
Line of credit facility, interest rate during period			3.50%		3.50%
Line of Credit, due on August 15,2023 with an annual interest rate of 3.50%.
Short-Term Borrowings [Abstract]
Short-term borrowings	1,243		$ 1,243		$ 1,293
Line of credit facility, interest rate during period			3.50%		3.50%
Line of Credit, due on August 21,2023 with an annual interest rate of 3.50%.
Short-Term Borrowings [Abstract]
Short-term borrowings	968		$ 968		$ 1,005
Line of credit facility, interest rate during period			3.50%		3.50%
Line of Credit, due on August 28,2023 with an annual interest rate of 3.50%.
Short-Term Borrowings [Abstract]
Short-term borrowings	1,246		$ 1,246		$ 1,292
Line of credit facility, interest rate during period			3.50%		3.50%
Line of Credit, due on September 13,2023 with an annual interest rate of 3.50%.
Short-Term Borrowings [Abstract]
Short-term borrowings	1,246		$ 1,246		$ 1,292
Line of credit facility, interest rate during period			3.50%		3.50%
Line of Credit, due on September 20,2023 with an annual interest rate of 3.50%.
Short-Term Borrowings [Abstract]
Short-term borrowings	1,246		$ 1,246		$ 1,293
Line of credit facility, interest rate during period			3.50%		3.50%
Line of Credit, due on September 29,2023 with an annual interest rate of 3.50%.
Short-Term Borrowings [Abstract]
Short-term borrowings	$ 415		$ 415		$ 431
Line of credit facility, interest rate during period			3.50%		3.50%