NOVELTY - Substituted nitrogen-containing heteroaromatic amide compounds (I) are new.    USE - (I) are useful for controlling insect pests (claimed).    ADVANTAGE - (I): have simple preparation method; are environment-friendly; and have low cost.    DETAILED DESCRIPTION - Substituted nitrogen-containing heteroaromatic amide compounds of formula (I) are new.    W1 = C or N;    V1 = N;    R1 = Cl, Br, OH, OCH2CF3, 3-6C alkenyloxy, 3-6C haloalkenyloxy, 3-6C alkynyloxy or 3-6C haloalkynyloxy group;    R2, R3, R4 = H, F, Cl, Br, OH, cyano, methyl, ethyl, isopropyl, n-propyl, OCH3, -N(CH3)2, or amino;    R5 = Cl, Br, cyano, methyl, or CF3; either    R7 = H or 1-3C alkyl;    R8 = 1-6C alkyl (optionally substituted with halo, OH or cyano), H, methoxy, ethoxy, propoxy, 3-6C alkenyl, 3-6C alkynyl or 3-6C cycloalkyl; or    NR7R8 = N-methylpiperazine, morpholine, oxazolidine, isoxazolidine, aziridine, pyrrolidine or piperidine; and    R6 = Cl, cyano, methyl or CF3.    INDEPENDENT CLAIMS are also included for:    (1) intermediate 1H-pyrazole-5-carboxylic acid compounds of formula (II) for preparing (I);    (2) preparation of (II), comprising either (when R1 is OH) (a) dissolving substituted hydrazine compounds of formula (V) and maleic acid compounds of formula (VI) in a solvent in presence of a base, reacting at 20 degrees C to the boiling point for 1-24 hours, and then acidifying with an acid to obtain 3-hydroxy-4,5-dihydro-1H-pyrazole-5-carboxylic acid compounds of formula (VII), where the base is sodium methoxide, potassium methoxide, sodium ethoxide, potassium ethoxide, potassium tert-butoxide or sodium tert-butoxide, the solvent is ethanol or methanol, and the acid is acetic acid, hydrochloric acid or sulfuric acid, and (b) carrying out oxidation reaction of (VII) in a solvent in presence of an acid at 0 degrees C to the boiling point for 1-24 hours to obtain 3-hydroxy-1H-pyrazole-5-carboxylic acid compounds of formula (IIa), where the oxidizing agent is hydrogen peroxide, organic peroxide, potassium persulfate, sodium persulfate, ammonium persulfate, potassium monopersulfate or potassium permanganate, the solvent is tetrahydrofuran, dioxane, ethyl acetate, N,N-dimethylformamide or acetonitrile, and the acid is sulfuric acid, phosphoric acid or acetic acid, or (when R1 is OCH2CF3, 3-6C alkenyloxy, 3-6C halo-alkenyloxy, 3-6C alkynyloxy or 3-6C haloalkynyloxy) reacting (IIa) with halide in a solvent at -10 degrees C to boiling point for 1-24 hours to obtain (II), where the solvent is methylene chloride, chloroform, carbon tetrachloride, N,N-dimethylformamide, acetonitrile, tetrahydrofuran, dioxane or dimethyl sulfoxide, and the halide is methyl iodide, allyl bromide or propargyl bromide, or (when R1 is halo) (a) reacting (VII) with halogenations reagent in a solvent at 20 degrees C to the boiling point for 1-24 hours, and then washing the resulting product with sodium bicarbonate, sodium hydroxide or sodium acetate to obtain 3-halo-4,5-dihydro-1H-pyrazole-5-carboxylic acid compounds of formula (VIIa), where the halogenations reagent is phosphorus oxyhalide, phosphorus trihalide, phosphorus pentahalide, oxalyl chloride or phosgene, the solvent is methylene chloride, chloroform, benzene, xylene, chlorobenzene, tetrahydrofuran, dioxane, diethyl ether, acetonitrile or N,N-dimethylformamide, and (b) carrying out oxidation reaction of (VIIa) in presence of an acid in a solvent at 0 degrees C to the boiling point for 1-24 hours to obtain (II), where the oxidizing agent is hydrogen peroxide, organic peroxide, potassium persulfate, sodium persulfate, ammonium persulfate, potassium monopersulfate or potassium permanganate, the solvent is tetrahydrofuran, dioxane, ethyl acetate, N,N-dimethylformamide or acetonitrile, and the acid is phosphoric acid or acetic acid;    (3) insecticidal composition comprising 1-99 wt.% (I) and a carrier; and    (4) controlling insect pests, comprising applying the pesticidal composition on the pests (to be control) or their growth medium in an amount of 5-1000 g/hectare.    R = H or 1-4C alkyl.