维科技术跌2.01%，成交额1.67亿元，主力资金净流出546.04万元

Group 1 - The core viewpoint of the news is that Viko Technology's stock has experienced fluctuations, with a recent decline of 2.01% and a current price of 7.80 CNY per share, while the company has seen a year-to-date increase of 6.85% [1] - As of January 15, the trading volume was 1.67 billion CNY, with a turnover rate of 4.01% and a total market capitalization of 4.127 billion CNY [1] - The net outflow of main funds was 5.4604 million CNY, with significant selling activity observed, indicating potential investor caution [1] Group 2 - Viko Technology, established on July 28, 1993, and listed on June 9, 1998, is based in Ningbo, Zhejiang Province, and specializes in the research, production, and sales of consumer batteries and small power batteries [2] - The company's main business revenue composition includes 76.01% from consumer polymer batteries, 14.18% from small power batteries, and 3.45% from consumer aluminum shell batteries, among others [2] - As of December 31, the number of shareholders was 53,700, a decrease of 8.02%, while the average circulating shares per person increased by 8.71% [2] Group 3 - Viko Technology has cumulatively distributed 214 million CNY in dividends since its A-share listing, with no dividends paid in the last three years [3]