商业双认证都包含什么？

What do commercial double authentications cover?

商业双认证-- 签字公证书认证、授权书认证、合同公证、原产地证明、动植物检验检疫证书、发票等等

Commercial double authentications--authentication of signed notarization, power of attorney, notarized contract, certificate of origin, animal and plant inspection and quarantine certificate, invoice, etc.

注释：由于各个国家驻中国大使馆办理时间，费用，手续不同，务必先咨询我们，然后递交材料给我们

Notes: Since the handling time, charge and formalities of the embassy of each country is different, so please consult with us first before submitting to your materials to us.