authentic. The Contract is in four (4) originals, two (2) for the Party A and two (2) for the Party B. The contract shall e effective as soon as it signed by both parties.РArticleⅦ supplement and modification of This ContractРSupplementary agreements as attachments of this Contract shall be reached in conformity with law with regard to issues not addressed in detail in this Contract during implementation. All supplements or modifications to Contract shall be made in written form and e valid upon the signature of the authorized representatives of both parties. The valid supplements or modifications shall from an integral part of Contract, and shall have the same legal force as the text of Contract. РParty A: РLegal Representative Рor Entrusted Agent:Р(signature or seal)РDate:РParty B:РDate: