香蕉榴莲秋葵绿巨人www_私密直播全婐app免费大渔直播_男女多p混交群体交乱_国产精品人妻久久毛片_扒开女人两边毛耸耸_圈养调教(粗口h)文_熟女熟妇伦av网站_绿意盎然 海角av电影_粗大猛烈进出高潮视频

Data

Jiangsu Hudong Machinery Casting Co., Ltd. Technical Information

?

Hudong Foundry Product Quality Assurance Technical Information

1. Hudong Foundry Quality Manual

2. On-site safety production and work environment inspection records

3, Heat treatment temperature automatic record table

4. Non-destructive testing report on cast blanks

5, Safe operating procedures

6, Inspection report, sand test and continuous sand mixer flow test record

7, Data analysis control program

8, Process equipment control program

Other casting technical materials are waiting for later update