Is it illegal to default on wages for 30 days?

Legal analysis: it should be paid monthly, including wages should be paid in the form of monthly salary, and should also be paid monthly. Therefore, the employer shall settle the wages within 30 days after the end of the natural month, and more than 30 days will constitute arrears of wages. Exceeding is arrears of wages.

Legal basis: Article 48 of the Labor Law of People's Republic of China (PRC). The state implements the minimum wage guarantee system. The specific standard of the minimum wage shall be formulated by the people's governments of provinces, autonomous regions and municipalities directly under the Central Government and reported to the State Council for the record. The wages paid by the employer to the workers shall not be lower than the local minimum wage.

People's Republic of China (PRC) (China) Labor Contract Law

Article 30 The employing unit shall, in accordance with the stipulations of the labor contract and the provisions of the state, pay the laborers' labor remuneration in full and on time. If the employer is in arrears or fails to pay the labor remuneration in full, the employee may apply to the local people's court for a payment order according to law, and the people's court shall issue a payment order according to law.

Article 44 Under any of the following circumstances, the employing unit shall pay the wages higher than the wages of the workers during their normal working hours according to the following standards: (1) If the workers are arranged to extend their working hours, they shall pay the wages not less than 150% of the wages; (2) If workers are arranged to work on rest days but cannot be arranged for compensatory time off, they shall be paid a salary of not less than 200% of their wages; (3) If workers are arranged to work on legal holidays, they shall be paid no less than 300% of their wages.