[EXCHANGE AGREEMENT Agreement Lender Borrower This Exchange Agreement (this “ Original Note Purchase Agreement A. Borrower previously sold and issued to Lender that certain Convertible Promissory Note dated January 31, 2019 in the original principal amount of $1,050,000.00 (the “ Exchange Agreement E]

[Termination Agreement of Lease Agreement of Biomass Power Generation Project Party A: Xi’an TCH Energy Technology Co., Ltd. Party B: Pucheng Xin Heng Yuan Biomass Power Generation Co., Ltd. Party A and Party B signed two Lease Agreements of Biomass Power Generation Project on June 29, 2010 and Septe]

[EXCHANGE AGREEMENT Agreement Lender Borrower This Exchange Agreement (this “ Original Note Purchase Agreement A. Borrower previously sold and issued to Lender that certain Convertible Promissory Note dated January 31, 2019 in the original principal amount of $1,050,000.00 (the “ Exchange Agreement E]

[EXCHANGE AGREEMENT Agreement Lender Borrower This Exchange Agreement (this “ Original Note Purchase Agreement A. Borrower previously sold and issued to Lender that certain Convertible Promissory Note dated January 31, 2019 in the original principal amount of $1,050,000.00 (the “ Exchange Agreement E]