Omega是三方公正行，验厂主要分“社会责任、、质量”等（如哥伦比亚，欧尚），通常社会责任审核，为突袭验厂，待通知期为一个月，该时间段内任何一天审核会来到工厂。
审核过程主要关注，车间现场消防安全、职业健康、文件资料方面会关注不一致的问题。审核员有可能在车间找资料。验厂对工厂真实性比较看重，需要充分准备。 

OMEGA验厂从验厂内容上主要可分为“社会责任、、质量”等，通常社会责任审核，为突袭验厂，待通知期为三周，该时间段内任何一天审核员都有可能会来到工厂。

OMEGA验厂过程中主要关注车间现场消防安全、职业健康、文件资料方面，会集中关注不一致的问题。OMEGA验厂审核员有可能在车间找资料。

OMEGA验厂的《社会责任审核清单》如下：
1. Business license/ Certificate of Registration 营业执照副本
2. Factory map/ floor plan (If any) 工厂平面图（如有）
3. Payroll records of past 12 months 过去12个月的工资表
4. Piece rate records of past 12 months (If applicable)计件工人过去12个月的计件记录（如适用）
5. Attendance records of past 12 months过去12个月的考勤记录
6. Official overtime waiver/ Comprehensive Working Hour System permit (If applicable)当地劳动局批发的加班批准或综合工时批准（如适用）
7. Social insurance documents (payment receipt, registration certificate, list of participating employees, waiver approved by Social Insurance Department etc.)社保文件
（已购买社会保险的收据，社保登记证， 社保参保人员名单，出具的社保批准等）
8. Employee list, employee personnel files, labor contracts and proof of age documents员工花名册， 员工人事档案，劳动合同及个人复印件
9. Leave policy and records, including maternity leave, annual leave, work injury leave and sick leave etc.假期政策及记录， 包括产假，年假，工伤假和病假等
10. Employee resignation/ termination record员工离职/终止记录
11. Child labor policy 童工政策
12. Juvenile Workers (age 16-18) registration and health check report (If applicable)未成年工（16-18周岁）的劳动局备案登记及体检报告（如适用）
13. Employees’ grievance procedures and records员工申诉程序及记录
14. Anti-discrimination policy反歧视政策
15. Disciplinary policy and disciplinary action record纪律政策及相关记录
16. Employee handbook and factory rules员工手册及厂纪厂规
17. Safety Officer training record and certificate安全主任培训记录及
18. Fire fighting equipment maintenance and inspection records消防器材保养及检查记录
19. Fire inspection certificate and report issued by Fire Department or third 批准 consultant firm (If any)当地消防部门或有资质的三方发放的消防验收/记录（如有）
20. Emergency evacuation procedure紧急疏散程序
21. Fire drill records with photos 消防演习记录及照片
22. Employee work injury and accident records工伤记录
23. Medical examination reports of workers performing hazardous jobs (If applicable)危险岗位工人的职业病体检记录（如适用）
24. Operating instruction for heavy machinery operator (If applicable)重型机器的操作指导书（如适用）
25. Blade policy and record (If applicable)利器控制程序及记录（如适用）
26. Specific appliances permit and operators’ licenses (e.g. forklift, boiler) (If applicable)特种设备的登记证/检测报告及其操作人员的（如：叉车，锅炉）（如适用）
27. Certificate and license of in-house doctors and nurses (If applicable)驻厂医护人员的资质/执照（如适用）
28. Certificate of trained first aid personnel 急救人员培训
29. Hygiene certificate of canteen (If applicable)食堂卫生许可证（如适用）
30. Kitchen staff health check certificate (If applicable)厨房员工健康证（如适用）
31. Environmental permit (e.g. Sewage discharge permit, Air emission permit) (If applicable)环保（如：排污许可证，废气排放证）（如适用）
32. Material Safety Data Sheets (MSDS) of chemical used (If applicable)化学品的物质安全资料表（MSDS）（如适用）
33. Employee training record (orientation program, fire safety, chemical safety, use of PPE etc.)员工的培训记录（入职培训，消防安全培训，化学品安全培训，个人防护用品使用培训等）
34. Registration of union, union contract and collective bargaining agreement (If applicable)工会登记，工会合同及集体谈判协议（如适用）
35. Others其他