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Bank Loans and Line of Credit
 12 Months Ended
Dec. 31, 2021
Bank Loans and Line of Credit  
Bank Loans and Line of Credit

Note 8. Bank Loans and Line of Credit

On November 6, 2018, the Company entered into the Credit Agreement, which established a $10 million secured revolving line of credit with a $1.0 million letter of credit sublimit facility. The revolving credit facility is collateralized by substantially all of the assets of the Company located within the United States, subject to certain exceptions. The commitments under the Credit Agreement expire on November 30, 2020 and any loans thereunder will bear interest at a rate based on the daily one-month LIBOR for the applicable interest period plus a margin of 2%.  As of December 31, 2019, no loans or letters of credit were outstanding under the Credit Agreement. Effective February 5, 2020, the Company amended the Credit Agreement. The line of credit was reduced from $10 million to $7 million. The commitments under the First Amendment To Credit Agreement expired on November 30, 2020, no loans or letters of credit were outstanding under the Credit Agreement as of December 31, 2020.

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On August 9, 2019, Tongmei entered into a credit facility (the “Credit Facility”) with the Bank of China with a $5.8 million line of credit at an annual interest rate of approximately 0.4% over the average interest rate quoted by the National Interbank Funding Center. Accrued interest is calculated monthly and paid quarterly. The annual interest rate was approximately 4.7% as of December 31, 2019. The Credit Facility is collateralized by Baoding Tongmei Xtal Technology Co., Ltd.’s land use rights and all of its buildings located at its facility in Dingxing. The primary intended use of the Credit Facility is for general purposes, which may include working capital and other corporate expenses.

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On August 9, 2019, we borrowed $2.8 million against the credit facility. The repayment of the full amount was due on August 9, 2020. On September 12, 2019, we borrowed an additional $2.8 million against the credit facility. The repayment of the full amount was due on September 12, 2020. In August 2020, Tongmei repaid the full amount of the credit facility including all outstanding accrued interest of approximately $5.9 million and simultaneously applied to renew the credit facility. The process of repaying a loan and then renewing the loan is customary in China.

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In September 2020, the August 2019 borrowing was renewed and funded against the credit facility with an interest rate of 3.85%. The interest owed during the term of the loan was deducted prior to funding. The repayment of the loan is due on March 22, 2021, however the credit facility contains an option to renew for an additional six months, which was exercised in March 2021 for approximately $3.1 million. In September 2021, Tongmei repaid $3.1 million of the credit facility, including all outstanding accrued interest and simultaneously applied to renew the credit facility. In September 2021, the credit facility was renewed for approximately $2.7 million with an annual interest rate of 3.85%. As

of December 31, 2021 and 2020, $2.8 million and $8.9 million, respectively, was included in “Bank loan” in our consolidated balance sheets.

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In October 2020, the September 2019 borrowing was renewed and funded against the credit facility and an additional $2.7 million was approved and funded against the credit facility with the annual interest rate of 4.7%. Accrued interest is calculated monthly and paid quarterly. The combined loan totaled $5.6 million. In April 2021, Tongmei repaid the full amount of the credit facility, including all outstanding accrued interest, of approximately $5.6 million and simultaneously applied to renew the credit facility. In June 2021, the combined loans were renewed for approximately $5.8 million and funded against the credit facility with an annual interest rate of 4.7%. In November 2021, Tongmei repaid the full amount of the credit facility, including all outstanding accrued interest. As of December 31, 2021, $0 was included in “Bank loan” in our consolidated balance sheets.

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In February 2020, our consolidated subsidiary, BoYu, entered into a credit facility with the Industrial and Commercial Bank of China (“ICBC”) with a $1.4 million line of credit at an annual interest rate of approximately 0.15% over the loan prime rate. Accrued interest is calculated monthly and paid quarterly. The annual interest rate was approximately 4.3% as of December 31, 2020. The credit facility is collateralized by BoYu’s land use rights and its building located at its facility in Tianjin, China and BoYu’s accounts receivable. The primary intended use of the credit facility is for general purposes, which may include working capital and other corporate expenses.

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In March 2020, BoYu borrowed $0.4 million against the credit facility. In December 2020, BoYu repaid the outstanding loan amount of $0.4 million and renewed the credit facility with a $1.5 million line of credit at an annual interest rate of approximately 0.07% over the loan prime rate. Accrued interest is calculated monthly and paid monthly. In December 2021, BoYu repaid the outstanding loan amount of approximately $1.6 million and renewed the credit facility with a $1.6 million line of credit. Accrued interest is calculated monthly and paid monthly. The annual interest rate was approximately 3.92% as of December 31, 2021. As of December 31, 2021 and 2020, $1.6 million and $1.5 million, respectively, was included in “Bank loan” in our consolidated balance sheets.

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In September 2021, Tongmei entered into a credit facility with the Bank of Communications with a $3.1 million line of credit at an annual interest rate of 4.0% as of September 30, 2021. Accrued interest is calculated monthly and paid quarterly. The credit facility is collateralized by ChaoYang Tongmei’s land use rights and all of its buildings located at its facility in Kazuo, China. The primary intended use of the credit facility is for general purposes, which may include working capital and other corporate expenses. In November 2021, the Bank of China increased the line of credit, under the same terms as the September 2021 line of credit, by $1.6 million for a total line of credit of $4.7 million. As of December 31, 2021, $4.7 million was included in “Bank loan” in our consolidated balance sheets.

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In December 2021, Tongmei entered into a credit facility with China Merchants Bank for $1.6 million with an annual interest rate of 3.55%. Accrued interest is calculated monthly and paid quarterly. The repayment of the loan and any accrued interest is due on December 6, 2022. The loan is guaranteed by Beijing Capital Financing Guarantee Co., Ltd. In exchange for the guarantee, Tongmei paid Beijing Capital Financing Guarantee Co., Ltd. a fee of 1.5% of the loan amount or approximately $24,000. As of December 31, 2021, $1.6 million was included in “Bank loan” in our consolidated balance sheets.

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In December 2021, Tongmei entered into a credit facility with China Merchants Bank for $1.6 million with an annual interest rate of 4.22%. Accrued interest is calculated monthly and paid quarterly. The repayment of the loan and any accrued interest is due on December 7, 2022. The credit facility is not collateralized. As of December 31, 2021, $1.6 million was included in “Bank loan” in our consolidated balance sheets.