What brand of electric car is good quality?

I am Wuxi Epson electric car engineer. Currently in the market electric car of good quality and good sales performance: A: Wuxi has: Beijing Xinri Electric Vehicle Manufacturing Company Limited, Wuxi Shengbao Electric Vehicle Manufacturing Company Limited Opie, Wuxi Dong's Yadi Technology Company Limited, Wuxi Tianjue Motorcycle Technology Company Limited, Jiangsu Aidsen Motorcycle Manufacturing Company Limited, Bidwin Electric Vehicle Manufacturing Company Limited, Jiangsu New Century Motorcycle Technology Company Limited, Wuxi Epson Electric Vehicle Company Limited; Changzhou has: Changzhou Aus Electric Car Company Limited, Changzhou Green Energy Electric Car Development Co. Ltd.; Changzhou: Changzhou Aus Electric Vehicle Co., Ltd., Changzhou Green Energy Electric Vehicle Development Co., Ltd., Changzhou Green Bird Electric Vehicle Manufacturing Co, Ltd., Tianjin Treadwave Electric Vehicle Co., Ltd.; Other: Shanghai Lingzhitong Electric Vehicle Co., Ltd. of true love, Shanghai New Dazhou Electric Vehicle Co., Ltd. of Pai Le, Shanghai Red Rabbit Horse Electric Vehicle Co. Electric car purchase have these points can refer to: 1, frame, simple type to see whether the welding is uniform, from the front and rear to see whether the front and rear wheels are the same line, the body is not twisted; Pedal-type luxury models must be chosen to widen the aggravation type flat fork models. 2, paint to see the paint, the paint is not the same as the original, the paint is not the same as the original. 2, baking paint to see the fullness of the paint, the degree of brightness. 3, look at the car brand awareness. There is a certain power manufacturers have their own trademarks of key components, such as: instrumentation, turnbuckles, brakes, motors, bar guards, pedal pads, cushions, tailgate and so on. 4, the key configuration. Good quality controller: Tianjin Songzheng Electronics Co., Ltd, Changzhou Yi Ertong Electronics Co., Ltd, Wuxi Jinghui Electronics Co., Ltd, Shanghai Anaida Drive Technology Co., Ltd; Battery is mainly Tianneng and Chaowei. The most important of these, mastered you will not choose the wrong! Battery as far as possible to choose Tianneng and Chaowei, these two brands are the country's largest and best service, other batteries simply can not be compared! Their price is the same, the current 48V10AH factory price of 480 yuan, 48V12AH factory price of 500 yuan, 48V17AH factory price of 720 yuan, 48V20AH factory price of 760 yuan. The wholesale price of simple type electric scooter without battery is 1200 to 1300 yuan, and the wholesale price of pedal type is 1500 to 1800 yuan. 48V12AH battery with simple type can exercise about 45 kilometers, with scooter can travel 35 kilometers; 48V20AH with scooter can travel 70 to 90 kilometers.