Whereas, Company extended a Job offer to Employee, and Employee accepted the same towork for Company upon the terms and conditionsof this Contract and Job offer. Employee shall provide related and true qualification certificates and keep all of them (if needed) valid during the term of the contract at his own fee. Employee confirms the above personal information is his own and valid, and he shall be responsible for any disadvantage caused by his carelessness. Both parties agree with full consent the preface, if any, is part of the Contract and oblige as fllows: