The contractual insurance of joint defense for public security not only adds new content to rural social provision, but also provides a new way for social security.

“契约式治安联防保险”不仅赋予了农村社会保障工作新内容，而且为社会治安拓展了思路。

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Therefor, according to TIC and contractual specifications, they need to add this provision to the letter of credit.

因此，根据TIC，按合同规定，他们需要在信用证上增加该条款。

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"Bristol fulfilled every contractual provision we had, to the letter, " says a still-bitter Dean Stull, Hauser's organic chemist boss.

FORBES: Delaying tactics