上海荣宙贸易有限公司成立于 2001 年 8 月 1 日，由台湾文翔贸易股份有限公司投资建立。

　　本公司主要代理德国 PROTEGO 阻火器、呼吸阀和罐的各种附件，负责 PROTEGO 中国地区的销售、售后和维修服务，并代理德国 REMBE 爆破片、隔膜阀、液位计.我公司也是德国Schubert & Salzer公司在中国地区代理，Schubert & Salzer是欧洲最早生产滑板阀的厂家。该公司的主要产品有气动滑 板式调节阀、气动滑板式ON-OFF控制阀、活塞式气动阀、耐高粘阀、耐高温阀……等产品。其产品广泛用于制气、纺织化工、食品饮料、冶金电力、水利建设……等行业。1994年该公司的产品分别 获得了DIN、EN、ISO9001国际质量体系认证。同时我公司销售各类管件、各类高低压阀门等业务，并总代理台湾升阳公司的各类工业仪表（压力计，温度计，压力传送器，压力开关等），亦为德国 AB 牌压力表在大陆地区的总代理。

　　台湾文翔贸易股份有限公司获得 ISO9001 认证，品质获国内外好评。本公司负责为其积极拓展国内外业务。

   另外，我公司是德国UNI公司在华东地区总代理，公司拥有最现代化的技术设备和三个生产车间，能生产超过2500种不同类型的电磁阀门，电磁气动阀门，专门应用于燃烧器，熔炉，锅炉和发电厂。可向客户提供标准产品，系统产品和特殊产品。不同型号的产品可用来调节和控制燃气，油，水以及其它介质象糖浆，脂肪和石灰浆等。

　　近年来，本公司积极开展与德国公司的联系。合作的公司除了 PROTEGO 、 REMBE等公司，还包括 ATEX 、 HES 、KSR等，其中不乏金额较大的项目。本公司与德国公司贸易来往已达十余年。我们致力于引进德国的先进产品.

另外,我公司是<华光牌伴热带>华东地区总代理,为各大企业提供安装施工等一系列服务.

INTRODUCTION

LONGO Shanghai Engineering & Trade Co., Ltd was set up in August 1st, 2001. The company has made joint venture with LONGO TWN Engineering & Trade Co., Ltd.

We are mainly engaged in the valves import and export business. At the same time, we are the agent of REMBE bursting discs , PROTEGO flame arresters, 、 diaphragm valves 、 liquid level gauges 、 high and low pressure valves,we also GME TWN industrial measurements (e.g. pressure gauges, fluid filled thermometers, level switches, pressure transmitters), etc...

LONGO TWN Engineering & Trade Co., Ltd has been approved by ISO 9001 Quality Assurance System, and has enjoyed a good reputation in both domestic and international markets since long. Our company is making a great effort to help LONGO TWN to establish its new business in the mainland market.

We are also the East China agent of UNI Geraete which  manufact more than 2,500 different types of solenoid valves and pneumatic valves in  three production halls .with 60 staff members and modern technical equipment. Highly specialized in burners, furnaces, boilers and power plants. We supply standard solutions, system solutions and special solutions, which - depending in the model ?may control gas, oil or water and even media like molasses, grease or milk of lime.

manufacture more than 2,500 different types of solenoid valves and pneumatic valves in our three production halls ?with 60 staff members and modern technical equipment. Highly specialized in burners, furnaces, boilers and power plants. We supply standard solutions, system solutions and special solutions, which - depending in the model ?may control gas, oil or water and even media like molasses, grease or milk of lime.

Since the beginning of our establishment we have done our utmost to introduce the first class German products into Chinese market. Our company has made a good relationship with many German companies. We have cooperated with each other successfully and happily for many times, including some big projects with a large amount of money. Such clients as ATEX, HES, KSR etc...