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In the operations,firstly Changyou assisted client to do the surface test and all was good. Then RIH tools strings and set the 7" Champ packer at its position(4391mm) and did pressure test which was fine as well. By anulus pressure, the select tester valve acted and then went to locked open(keep open) position and through tubing jobs were done at this stage. After that, well was shut off by the ball valve and prepare to POOH. By using of RD circulating valve, the fluid was changed and tools of string was POOH. During this job, the backup tools like RTTS safety joint and hydraulic jar were not involved into usage and for another fracturing jod, the OMNI valve will put into use. The job was done prettey well finally.