... ISO9001-2000 2.low noise; low power consumption 3.good quality&competitive price 4.best materials&painting technology The tricycle of Huaheng ... fuonded by Shandong Huaheng Group Co., Ltd to produce tricycle.The company covers an area of 173,333 square meters ... ""Civiliazation&Integrity of Private Enterprise" and so on typeHHET350HET-2(Seasons Wind)electric motor48V, 350W/500W, brushless steel wheel ...