Kentang spring

have u aver heard kentang spring?? me too its quite new,izzit originality from korea??im not doubt after all, but i want to know. it is a good business also.Anybody want to do this business..profit .i had no profit at all..juz helping anybody want to start this business, heres the link:-
http://www.kentangspring.com/pakej-tambahan/
but still we need to find better sources for low cost to increase the quality in other ways. if anybody had any business which is similar to this product please help me to post..koz we can help others,,,,,