Which is better, Yiwei Lithium Industry or Ningde?

Yiwei battery is good. 1. Compared with contemporary Amperex Technology Co., Ltd., primary lithium battery and Jindou batteries are unique to Yiwei, and the gross profit of this business exceeds 40%; 2.48V/ 12V light mixed battery, this battery technology is absolutely leading, because Yiwei has SPC patent, which can effectively improve the instantaneous discharge efficiency of 48V/ 12V, and has also been recognized by BMW, Land Rover, Mercedes-Benz and other car companies; 3. In the field of marine batteries, Yiwei Technology is also leading, because Yiwei has had some military business since 2009 (mainly batteries for underwater military equipment, few but with military qualifications). 20 18, modi's pure electric cruise ship "Donghu" uses Yiwei battery. In the field of marine batteries, Yiwei is the earliest battery enterprise.