Technicaly, an eels location has to :
a. Near of water resources, but it isn’t flooding area
b. Water quality is good, and it isn’t dirty by industry.
c. Water is continoiusly.
d. Kind of land is luxurious and strong.
e. Space depend scale
Socialicaly, an eels location has to has :
a. To keep areas. Or pond has to keep people life situation, and keep naturaly.
b. To use local materials. Or pond doesn’t use export materials, in order cheap
c. To use local workers. Or pond doesn’t use other workers, except experts so that safe.
d. Save
e. To get allowed by the population leader.
Economicaly, an area of pond has to has condition, that is :
a. Near with the markets, in order easy to sell and cost of transportation cheap.
b. In the bank of road, so that easy to transport materials and yield.
c. Near with central of town, so that easy to get materials bay the cheap.
d. Communication is good, like telphon, faximile and handphond.