Not far from HCG's plant, in a Coin Chemical Group specialty chemicals plant, after 40 years of hard work researchers have successfully developed a nanotech battery separator, which greatly raises the efficiency of electrolysis in batteries. This has earned Coin entry to a select group of only four companies worldwide that can make this kind of battery separator.
離和成不遠，位於觀音工業區的台灣特用化學老字號高銀化學公司，在歷經四年的投入後，成功開發出奈米級的電池隔離膜，讓電解效益大幅提昇，也由此一舉打入全球僅有四家的隔離膜寡頭壟佔市場。