Pest control service criterion issued by Shanghai municipal government

1. Rat control criterion

• Set up 2 20 X 20 cm test pools in 15 square meters standard room, positive pools are no more than 3%; rooms with rat burrow, drop, gnaw sign are no more than 2%. The rat preventive facility unqualified rate should no more than 5% in some important places.
  
• Rat positive places are less than 5 in 2000 meters line of various exterior environments
  

2. Mosquito control criterion

• The stuff with standing water in exterior of residential or commercial customer, where mosquitoes breed. Egg and larva positive rate are no more than 3%.
  
• Use 500ml utensil to collect water in large or medium river or pool of city, the utensil containing either larva or nymph positive rate are no more than 3%, the numbers of larva or nymph in positive utensil are less than 5.
  
• Staying in special places in 30 minutes, the number of mosquito attracted by people is less than 1.
  

3. Flies control criterion

• The flies positive rate of important room is less than 1%, no more than 3% in other places, the number of flies in positive room are no more than 3 on average; The anti-flies facility in important places unqualified inspection rate are less than 5%; The visible flies is not allowable in food processing and trading places.
  
• Flies breeding area should be effectively controlled; larva and nymph positive rate should be less than 3%.
  

4. Roach control criterion.

• The room with roach or roach nymph should be no more than 3%, the number of big roach is no more than 5 in 1 room, German roach is less than 10 on average.
• The room with egg dress is less than 2 %, the number of alive roach in 1 room is less than 4 on average.
• The room with roach drops or skin is less than 5%.