yl23455永利

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科研秘闻

公司多次肩负我国重点项目，肩负两项我国“863妄想”，是我国高新手艺企业，是我国火炬妄想2009年度深圳市唯一的重点企业。

知识产权

yl23455永利材质是海内首家突破外洋锂电池隔膜干法单拉手艺垄断的企业，是海内首家批量出口外洋市场的锂电池隔膜制造企业，是海内首家同时拥有锂电池隔膜干法、湿法和涂覆制造手艺的企业，隔膜专利手艺位居行业第一。

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