The new "Guarantee Law" does not require a fixed seal and signature to take effect, but a signature or seal can take effect.

Contract conclusion part of guarantee law:

Article 13 A guarantor and a creditor shall conclude a guarantee contract in writing.

Article 14 A guarantor and a creditor may conclude a guarantee contract separately for a single main contract, or within the maximum amount of creditor's rights, they may conclude a guarantee contract for a loan contract or a commodity transaction contract that occurs continuously within a certain period of time.

Article 15 A guarantee contract shall include the following contents:

(1) The type and amount of the secured principal creditor's rights;

(2) The time limit for the debtor to perform the debt;

(3) the method of guarantee;

(4) the scope of guarantee;

(5) Guarantee period;

(six) other matters that both parties think need to be agreed.

If the guarantee contract does not fully comply with the provisions of the preceding paragraph, it may be supplemented.