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Subsequent Event	6 Months Ended
	Jun. 30, 2023
Subsequent Event
Subsequent Event	​ Note 20. Subsequent Event ​ In July 2023, the Company obtained $4.2 million in new one-year bank loans with interest rates ranging from 3.8% to 4.3%. The new bank loans are unsecured. The Company also repaid $2.8 million of an existing loan in July 2023. ​ Tongmei made an investment in July 2023 and August 2023, of approximately $0.6 million each in one of our equity investments, ChaoYang KaiMei. Tongmei’s ownership of ChaoYang KaiMei remained at 40% after these equity investments.

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- Definition

The entire disclosure for significant events or transactions that occurred after the balance sheet date through the date the financial statements were issued or the date the financial statements were available to be issued. Examples include: the sale of a capital stock issue, purchase of a business, settlement of litigation, catastrophic loss, significant foreign exchange rate changes, loans to insiders or affiliates, and transactions not in the ordinary course of business.

+ References

Reference 1: http://www.xbrl.org/2003/role/disclosureRef
-Topic 855
-Name Accounting Standards Codification
-Publisher FASB
-URI https://asc.fasb.org//855/tableOfContent

Reference 2: http://www.xbrl.org/2003/role/disclosureRef
-Topic 855
-SubTopic 10
-Name Accounting Standards Codification
-Section 50
-Paragraph 2
-Subparagraph (a)
-Publisher FASB
-URI https://asc.fasb.org//1943274/2147483399/855-10-50-2

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