The Professional Credentials system is the only worldwide job certification, which can improve labors qualification and was built on the educational degree system.

职业资格证书制度是国际上惟一通用的从业资格证明，是为提高劳动者素质，在学历制度基础上所采取的一种制度。

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The bill has also established a joint qualification certification system and a professional service oil network market.

同时建立了联合资格认证制度和专业服务石油网络市场。

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The operators for critical and special process must be provided with special and professional training, and can only be allowed to work with qualification certification.

关键工序、特殊工序操作人员要经过专门、专业培训后，持证上岗。

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