client1	client2	client3	client4	client5	client6	client7	client8	client9	client10	client11	client12	client13	client14	client15	client16	client17	client18	client19	client20	client21	client22	client23	client24	client25	client26	client27	client28	client29	client30	
mall1	mall2	mall3	mall4	
product1	product2	product3	product4	product5	product6	product7	product8	product9	product10	
level1	