How much is th: ① Calculation formula of house leasing management fee for non-resident self-built houses for contract registration; lessor&;s monthly rental management fee = monthly rental income ×2% (the rental income is determined by the principle of higher contract rent or guiding rent); sublessor&;s monthly rental management fee = (sublease rental income-original contract rental expenditure). × 2% (② Calculation formula of rental management fee for non-resident self-built houses for contract filing) The lessor pays monthly rental management fee = monthly rental income× 3% (the rental income is determined by the principle of higher contract rent or guiding rent) The sublessor pays monthly rental management fee = (monthly sublease rental income-monthly rental expenditure of the original contract). ×3%③ Calculation formula of rental management fee for residents&; self-built houses for contract registration = approved monthly rental income× 2% ④ Calculation formula of rental management fee for residents&; self-built houses for record registration = approved monthly rental income×3%.