Yuan Dean Scientific is an excellent manufactory which produces transformer ,magjack connector modules , AC/DC converter and DC/DC converter from 0.25 watt to 100 watts . It devotes itself to the inquiries of OEM/ODM which are very popular over ten yeas .And then it makes up the centre of production in Taiwan , Malaysia ,mainland and so on . It is the leader in Taiwan for its production service .
In developing years ,there are two factories and one company in delta and development area of China .It has 2600 workers .By the branch of company's hard work ,the value of output reaches in 3600 million dollars in 2005 .YDS in Shanghai as a service department establishes the fastest speed to solve the problem for customers .It provides efficiently technology and the category of use to give the customers good contended .Then it also has achieved the purpose of low cost and high efficiency .
Main products has been recognized by CE and UL ,all products has also been passed by SGS report for ROHS compliance .It gains the ten top prize of 2004 in Taiwan ,and also has been recognized by STC GB/T 24001 -2004 in Taiwan .All BI factories has ISO 9001 version.

上海元册电子科技有限公司（YDS）作为卓越的网络接口变压器，RJ45网络接口集成滤波器， DC/DC 电源模块， AC/DC 通信电源，微功率稳压电源的制造工厂，近二十年来致力为全球著名厂商提供品质出众的 OEM 、 ODM 服务，并且逐步形成在台湾、中国大陆等地组成其在亚洲的生产制造中心。为全世界诸多知名品牌提供生产服务，在台湾及亚洲地区处于行业领先地位。
在发展的近十年内，目前已在中国内地成功设立两家工厂和一家子公司，分别地处沿海经济特区和长三角洲，员工人数共达1800多名。通过其在世界各地的合作努力取得了可人的业绩，2006年度产值达 3300万美金。上海元册科技作为其在中国内地服务机构有组织有计划地拓展与市场运作，目前已在国内开设多处办事机构，为其本地客户提供销售服务，也成功引入诸多地区代理共同合作销售，并在上海设立最快速的解决客户的使用问题以及就地资源并能为客户订制和改制产品的服务。有效地提升了产品的技术深度和运用范畴，并能根据不同服务满足客户需求。达到了高效率、低成本的目标，同时迅速的在中国市场被中、高端的客户认可。
大部分产品均获得CE、UL质量认证，所有产品均通过SGS检测,全部获得ROHS环保标志,在台湾获得2004年度TOP十佳行业产品奖,并在2005年度获得国内四川三峡环境STC GB/T 24001-2004认证，所有BI工厂均获得ISO9001 认证。