Bank borrowings as of September 30, 2016, December 31, 2016 and 2017 consisted of the followings:

On June 14, 2016, the Company renewed its banking facilities from Bank of Dandong for loans with a maximum amount of RMB130 million (approximately $20.0 million), including three-year long-term loans and three-year revolving bank acceptance and letters of credit bills for the period from June 13, 2016 to June 12, 2019. The banking facilities were guaranteed by Mr. Yunfei Li (“Mr. Li”), the Company’s CEO, and Ms. Qinghui Yuan, Mr. Li’s wife, Mr. Xianqian Li, the Company’s former CEO, Ms. Xiaoqiu Yu, the wife of the Company’s former CEO, Shenzhen BAK Battery Co., Ltd., the Company’s former subsidiary (“Shenzhen BAK”). Under the banking facilities, the Company borrowed various three-year term bank loans that totaled RMB126.8 million (approximately $19.0 million, $18.3 million and $19.5 million as of September 30, 2016, December 31, 2016 and 2017, respectively), bearing fixed interest at 7.2% per annum, left facilities of RMB3.2 million (approximately $0.5 million) for bank acceptance and letters of credit bills. Under the facilities, as of December 31, 2017, the Company borrowed a series of revolving bank acceptance totaled $0.2 million from Bank of Dandong and bank deposit of approximately 50% was pledged against these bank acceptance bills.

On July 6, 2016, the Company obtained banking facilities from Bank of Dalian for loans with a maximum amount of RMB10 million (approximately $1.5 million) and bank acceptance bills of RMB40 million (approximately $6.1 million) to July 5, 2017. The banking facilities were guaranteed by Mr. Li, the Company’s CEO, and Ms. Qinghui Yuan, Mr. Li’s wife, and Shenzhen BAK. Under the banking facilities, on July 6, 2016 the Company borrowed one year short-term loan of RMB10 million (approximately $1.5 million and $1.4 million as of September 30, 2016 and December 31, 2016, respectively), bearing a fixed interest rate at 6.525% per annum. The Company also borrowed revolving bank acceptance totaled $6.1 million, and bank deposit of 50% was required to secure against these bank acceptance bills. The Company repaid the loan and bank acceptance bills in July and August 2017.

On November 9, 2017, the Company obtained banking facilities from China Everbright Bank Dalian Branch with a maximum amount of RMB100 million (approximately $15.4 million) with the term expiring on November 7, 2018. The banking facilities were secured by the 100% equity in CBAK Power held by BAK Asia. Under the facilities, on November 10, 2017, the Company borrowed a net letter of credit of RMB96.1 million (approximately $14.8 million) to November 5, 2018 under the facilities, bank deposits of approximately 50% was required to secure against this letter of credit. The Company discounted this letter of credit of even date to China Everbright Bank at a rate of 4.505%.

On August 2, 2017, the Company obtained one-year term facilities from China Merchants Bank with a maximum amount of RMB100 million (approximately $15.4 million) including revolving loans, trade finance, notes discount and acceptance of commercial bills etc. Any amount drawn under the facilities requires security in the form of cash or banking acceptance bills receivable of at least the same amount. Under the facilities, as of December 31, 2017, the Company borrowed a series of bank acceptance bills from China Merchants Bank totaled $10 million and pledged $10 million of its bills receivables.

During the fiscal year ended December 31, 2017, the Company also obtained banking facilities from Bank of Dandong with bank acceptance bills of RMB57.7 million (approximately $9 million) for a term until June 28, 2018. The banking facilities were pledged by its bills receivables totaled $9 million. Under the facilities, as of December 31, 2017, the Company borrowed bank acceptance totaled $9 million.

The facilities were secured by the Company’s assets with the following carrying amounts:

		September 30,		December 31,		December 31,
		2016		2016		2017
Pledged deposits (note 4)	$	3,305,305	$	3,064,155	$	7,808,329
Prepaid land use rights (note 11)		8,056,005		7,698,523		8,044,935
Buildings		12,294,838		11,729,172		18,391,993
Machinery and equipment		3,041,665		2,598,882		2,374,748
Construction in progress		6,408,694		6,156,488		-
Bills receivable (note 5)		-		-		19,047,471
	$	33,106,507	$	31,247,220	$	55,667,476

As of December 31, 2017, the Company had unutilized committed banking facilities of $5.5 million.

During the year ended September 30, 2016, three months ended December 31, 2016 and year ended December 31, 2017, interest of $1,046,302, $365,710 and $1,494,275, respectively, was incurred on the Company's bank borrowings.

Other short-term loans as of September 30, 2016, December 31, 2016 and 2017 consisted of the following:

			September 30,		December 31,		December 31,
	Note		2016		2016		2017
Advance from related parties
– Tianjin BAK New Energy Research Institute Co., Ltd (“Tianjin New Energy”)	(a)	$	4,205,591	$	9,252,127	$	11,493,437
– Mr. Xiangqian Li, the Company’s Former CEO	(b)		100,000		100,000		100,000
– Shareholders	(c)		-		-		2,151,860
			4,305,591		9,352,127		13,745,297
Advances from unrelated third party
– Mr. Guozhu Liang	(d)		14,989		14,399		-
– Mr. Wenwu Yu	(d)		70,424		145,410		155,215
– Mr. Mingzhe Li	(d)		-		796,850		44,269
– Ms. Longqian Peng	(d)		-		215,992		691,669
			85,413		1,172,651		891,153

		$	4,391,004	$	10,524,778	$	14,636,450