Concentration and Major Customers and Suppliers	9 Months Ended
Sep. 30, 2019
Concentration and Major Customers and Suppliers [Abstract]
Concentration and Major Customers and Suppliers	(17) Concentration and Major Customers and Suppliers For the three months ended September 30, 2019, the Company had no single customer contributed over 10% of total sales. For the three months ended September 30, 2018, the Company had no single customer contributed over 10% of total sales. For the three months ended September 30, 2019, the Company had four major suppliers accounted for 71%, 13%, 4% and 4% of total purchases. For the three months ended September 30, 2018, the Company had three major suppliers accounted for 86%, 7% and 3% of total purchases. For the nine months ended September 30, 2019, the Company had three major suppliers accounted for 77%, 10% and 4% of the total purchases. For the nine months ended September 30, 2018, the Company had three major suppliers which accounted for 85%, 4% and 3% of the total purchases.

Concentration and Major Customers and Suppliers

9 Months Ended

Sep. 30, 2019

Concentration and Major Customers and Suppliers [Abstract]

Concentration and Major Customers and Suppliers

(17) Concentration and Major Customers and Suppliers

For the three months ended September 30, 2019, the Company had no single customer contributed over 10% of total sales.

For the three months ended September 30, 2018, the Company had no single customer contributed over 10% of total sales.

For the three months ended September 30, 2019, the Company had four major suppliers accounted for 71%, 13%, 4% and 4% of total purchases. For the three months ended September 30, 2018, the Company had three major suppliers accounted for 86%, 7% and 3% of total purchases.

For the nine months ended September 30, 2019, the Company had three major suppliers accounted for 77%, 10% and 4% of the total purchases. For the nine months ended September 30, 2018, the Company had three major suppliers which accounted for 85%, 4% and 3% of the total purchases.