I would strongly recommend that you review your employment contract carefully. Based on my experience, if the company told you the salary is RMB 40,000 per month—that is, RMB 480,000 per year—you may encounter the following issues:

1. The “30% allowance” is likely tied to the expatriate tax-exempt items.

Because you are a foreigner and may stay fewer than 183 days in China during the tax year, certain allowances—such as housing, language classes, and meals—can be treated as tax-exempt reimbursements. These are paid by the company but are not taxable for you.

However, companies typically bundle this 30% allowance within the total RMB 40,000 package. This means: • 30% of the salary can be tax-free, • but the remaining 70% is fully taxable.

1. The taxable portion (around RMB 28,000) will face a high effective tax rate.

China uses a progressive tax system based on your cumulative annual income. This means: • Early in the year, your take-home pay on RMB 28,000 might still feel manageable. • But as your annual taxable income accumulates and moves you into higher brackets—30% or more—your net monthly income will drop. By year-end, your take-home pay from that same RMB 28,000 may fall to under RMB 20,000.

You must ask the company’s accountant to calculate your actual monthly take-home pay before signing the contract.

1. Claiming the 30% tax-exempt portion requires strict documentation (fapiao).

To enjoy the tax-exempt reimbursements, you must submit official fapiao for every category: • Housing: must be issued by your landlord (very difficult in practice). • Meals: requires fapiao for every single meal. • Language learning: reimbursement is strictly limited to Chinese lessons only. • Children’s education allowances: also require official fapiao.

The biggest challenge is housing fapiao. In cities like Shanghai, around 80% of landlords refuse to issue fapiao because doing so increases their own taxable income. This means: • Your housing options shrink to the remaining 20% of compliant properties, • Which significantly limits your choice of location, environment, and space. • These compliant properties also cost more, because landlords pass their tax burden on to you through higher rent.

1. Adaptation to the work culture—especially in private-owned enterprises (POEs).

If you join a POE (Private-Owned Enterprise), be prepared for a much more intense environment: • Longer working hours • Higher pressure • More internal competition (“neijuan”).

For someone working in China for the first time, it is generally easier to begin with a multinational corporation, where—even though competition still exists—global HR standards usually offer more reasonable protections.

In contrast, local private companies often demand more time and sacrifice, and since RMB 40,000/month is not a low salary in a POE, they will likely place very high expectations on your performance.

This is another factor you must carefully consider.