YANGZHOU ECONOMIC DEVELOPMENT ZONE(YZEDZ)

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reddot.gif (908 bytes)Geographic Location
             1.Brief Introduction to Yangzhou
             2.Brief Introduction to YZEDZ
             3.
Glance at YZEDZ

reddot.gif (908 bytes)Environment
            1.Nature Environment
            2.Environment Protection

reddot.gif (908 bytes)Planning Area

reddot.gif (908 bytes)Infratructure in yzedz
           1.
Water Supply
           2.
Electricity Supply
           3.
Gas Supply
           4.
Heat Supply
           5.
Communications
           6.
Road Facilities
           7.
Rain and Waste Water Drain

reddot.gif (908 bytes)Adaministrative Agent

reddot.gif (908 bytes)Labour Source

reddot.gif (908 bytes)Forms of Investment

reddot.gif (908 bytes)Procedures of Investment

reddot.gif (908 bytes)Special Policy
           1.Taxation
           2.Land Use
           3.Factory Buildings for Lease

reddot.gif (908 bytes)Projects

  

   
Environment Protection

Table 1     The permissible discharge trial concentration for the first category of pollutants ( unit:mg/litre)

Number

Pollutants

Grade 1

Grade 2

1

total mercury

0.05

0.05

2

total cadmium

0.1

0.1

3

sexavalence chromium

0.5

0.5

4

total arsenic

0.5

0.5

5

lead

1.0

1.0

Table 2    The permissible discharge trial concentration for the second category of pollutants(unit:mg/litre)

Number

Pollutants

Grade 2

Grade 3

1

PH value

6-9

6-96

2

Suspended matter

70

hydrauli ash, washouts,coal washing water , and etc.

300

Others

100

3

Biochemical oxygen demand(BOD)

30

pulping and papermaking,leather making

100

others

50

4

chemcial oxygen demand

100

pulping and paper-making

300

letter-making

200

others

125

5

chrominance(multiple)

40

60

6

ammoniacal nitrogen

10

15

7

sulfide

1.0

1.0

8

valatile phenol

0.5

0.5

9

lyanogen compounds

0.5

0.5

10

organic phosphorus farm chemical

0.5

0.5

11

petroleum

10

10

12

copper

1.0

1.0

13

zine

5.0

5.0

14

fluoride

10

10

15

nitrooenzene

3.0

5.0

16

aniline

2.0

3.0

17

benzene series

2.6

3.0

Table 3   Environmental noise criteria in Yangzhou urban district(unit:db(A))    

District

1

2

3

4

Day

55

60

65

70

Night

45

50

55

55

Table 4   Boiler and atmosphere pollutant effluent standard(unit:mg/Nm³)

Number

Pollutants

Class 2

Class 3

1

Fly Ash

250

350

2

SQ

12

1260