SELECT
	id,
	nature,
	insurance_fee,
	risk_consulting_fee,
	evaluation_fee,
	insurance_evaluation_fee,
	bidding_consulting_fee,
	interol_consulting_fee,
	(
		insurance_fee + 
		risk_consulting_fee + 
		risk_consulting_fee + 
		evaluation_fee + 
		insurance_evaluation_fee + 
		bidding_consulting_fee + 
		interol_consulting_fee
	) AS 'total'
FROM
	jeecg_project_nature_income