How can I complain if my friend's online loan is overdue?

Legal analysis: It is illegal for a loan company to bomb emergency contacts by SMS or telephone, and it can call the police or complain to the administrative department for industry and commerce about improper operation of the platform.

Legal basis: Article 42 of the Law of People's Republic of China (PRC) on Public Security Administration Punishment repeatedly sends obscenity, insult, intimidation or other information, which interferes with the normal life of others, and shall be detained for not more than five days or fined not more than 500 yuan; If the circumstances are serious, they shall be detained for not less than five days but not more than ten days, and may also be fined not more than 500 yuan.