香港欧缇丽专柜:this agreement may only be amended by a written agreement executed by both parties

this agreement may be terminated this agreement may only be amended by a written agreement executed by both parties survive the termination of this Agreement中文? this side agreement is ancillary to the sale and purchase agreement. unless sooner terminated as provided for in this agreement this agreement shall be governed by (the laws of Japan) this agreement supercedes and cancels any and all previous agreements between the parties relating to the subject of this agreement this agreement is in the English language only Notwithstanding anything to the contrary in this Agreement何意？