| 1899 |
創業 米国USラバー社の極東代理店として発足 |
| 1899 |
Established as the Far East agent for U. S. Rubber Company (U.S.A.) |
| 1947-11 |
株式会社エーゼーゴム洋行に改組 : 東洋ゴム工業（株）と代理店契約を結び工業用ゴム製品を取り扱う |
| 1947-11 |
Reorganized as A. J. Rubber Trading Co., Ltd. : Entered into an agency agreement with Toyo Tire & Rubber Co., Ltd. and started distribution of industrial rubber products manufactured by that company |
| 1948-02 |
鉄鋼、化学工場向け耐食ゴムライニング機器の販売開始 : 耐食用配管材の販売を開始 : プラント配管の請負工事開業 |
| 1948-02 |
Started sales of anti-corrosion rubber lining equipment for steel and chemical plants : Started sales of anti-corrosion piping materials : Established business for plant piping contract work |
| 1963-11 |
四日市営業所 開設 : 東京支店 開設 |
| 1963-11 |
Established Yokkaichi Sales Office : Established Tokyo Branch |
| 1966-10 |
強化プラスチック製品取扱開始 : FRP1200Aダクト配管を請負 |
| 1966-10 |
Started reinforced plastic products business : Started contract work for FRP1200A duct piping |
| 1970-10 |
加古川支店 開設 : FRPによりスタックのリバース工法を確立 多数の実績をあげる |
| 1970-10 |
Established Kakogawa Branch : Established stack reverse process using FRP and produced noteworthy achievements |
| 1974-08 |
新居浜出張所 開設 |
| 1974-08 |
Established Niihama Sub-branch |
| 1974-11 |
本社社屋 新築落成 : 資本金4,960万円に増資 |
| 1974-11 |
Completed construction of Head Office : Increased capital to 49,563,350 yen |
| 1993-08 |
TOYO RUBBER(MALAYSIA).SDN.BHD設立に参画し、東南アジア地区にゴムライニングの生産拠点を確立 |
| 1993-08 |
Participated in the establishment of Toyo Rubber (Malaysia) Sdn. Bhd. : Established rubber lining production base in Southeast Asia region |
| 1994-07 |
建設大臣許可(般-6)第15767号を取得 |
| 1994-07 |
Obtained Ministry of Construction Permit (General-6) No. 15767 |
| 2003-12 |
資本金9,956万円に増資 |
| 2003-12 |
Increased capital to 99,563,350 yen |
| 2008-10 |
海外調達品の販売 本格開始 |
| 2008-10 |
Started sales of overseas products |
| 2013-11 |
シンガポールTrans-Ocean Technology(S)Pte. Ltd.に出資 |
| 2013-11 |
Capital participation in Trans-Ocean Technology (S) Pte. Ltd. |
| 2014-10 |
住之江倉庫 開設 |
| 2014-10 |
Established Suminoe Warehouse |
