What building talent certificates are needed to handle the contracting qualification of special engineering specialty?

I. Civil Engineering Major (total 13 positions)

1, manual carpentry; 2. Fine carpentry; 3. scaffolder; 4, steel workers; 5. Plaster workers; 6. painter; 7. Concrete workers; 8. Masonry; 9. Waterproof workers; 10, building electrician; 1 1, welder; 12, plumber; 13, template

II. Installation Engineering Major (4 positions in total)

1, fitter installation; 2. Install assembler 3, plumber 4 and ventilator.

Three. Water supply major (total 12 posts)

1, water purifier; 2. Water quality inspector; 3. Machine pump operator; 4. well workers; 5. Water meter decorator; 6. Water supply dispatcher; 7. Water supply salesman; 8, water supply equipment maintenance fitter; 9, water supply equipment electrician; 10, water supply instrument worker; 1 1, water supply plumber; 12, transformer and distribution operator;

IV. Municipal Major (total 10 posts)

1, road builders; 2. Road maintenance workers; 3. Sewers; 4. Sewer maintenance workers; 5, sewage treatment workers; 6, sludge treatment workers; 7, sewage test monitoring work; 8, pumping station operators; 9. Asphalt workers; 10, asphalt concrete paver operator

Five, landscaping major (a total of 14 jobs)

1, green chemical industry; 2. flower shop; 3. Plant protection workers; 4. Nursery staff; 5. Bonsai workers; 6. Ornamental animal breeders; 7. Street workers; 8. Stone carvers; 9. Woodcarver; 10, lawn worker; Nursery worker11; 12, maintenance worker; 13, rockery; 14, waterscape worker;

Intransitive verb sanitation major (total 1 1 post)

1, sanitation garbage transport stevedores; 2, sanitation ship engineer; 3, sanitation ship driver; 4, sanitation motor vehicle driver; 5. Sanitation and dung cleaning cleaners; 6, sanitation laboratory worker; 7. Sanitation motor vehicle repairman; 8, sanitation public toilet management cleaning staff; 9, sanitation garbage disposal workers; 10, sanitation road sweeper; 1 1, sanitation manure worker;

Seven, mechanical construction specialty (five majors)

1, excavator driver; 2. Tower crane driver; 3. Drivers of bulldozers and scrapers; 4. Furnace builder; 5. piling;

Eight, gas professional (a total of 27 jobs)

1, gas appliance installation repairman; 2, liquefied petroleum gas mechanical maintenance; 3. Gas means of transport; 4, gas pressure vessel welder; 5. Coking gas stove workers; 6. Gas appliance repairman; 7, gas plumber; 8. Gas chemists; 9, sewage treatment workers; 10, gas clean chemical industry; 1 1, coal blending worker; 12, operator of liquefied petroleum gas tank farm; 13, mechanical gas producer; 14, coke oven repairman; 15, thermal fireman; 16, gas regulator; 17, thermal operator; 18, heavy oil to gas; 19, LPG cylinder repairman; 20, liquefied petroleum gas filling workers; 2 1, gas supply salesman; 22, the driver of the coal coke car; 23, coke oven temperature regulator; 24. Belt conveyor; 25. Gas meter decorator; 26, condensing blower; 27. Water, gas and stove workers; The one named Jiutian Kunpeng in Hebei is still ok, saving time.