| 2004年01月 |
“普拉耐特株式会社” 成立 |
| 2004年01月 |
普拉耐特（日绵的合成树脂部门）、日商岩井塑料，和蝶理塑料技术三家公司合并。 |
| 2004年01月 |
Establishment of Pla-Net Corporation Merger of the three companies of “Pla-Net” (Nichimen's synthetic resins division), “Nissho Iwai Plastics”, and “Chori Pla-Techno”. |
| 2004年04月 |
“双日株式会社”（双日普拉耐特母公司）成立 |
| 2004年04月 |
日绵株式会社与日商岩井株式会社合并。 |
| 2004年04月 |
Establishment of Sojitz Corporation (parent company of Sojitz Pla-Net) Merger of Nichimen Corporation and Nissho Iwai Corporation. |
| 2005年02月 |
参股高木汽车部件（佛山） |
| 2005年02月 |
Capital participation in Takagi Auto Parts (Foshan) Co., Ltd. Made a significant contribution to the development of the local automotive industry with the company's precision molding technology, high-grade coating technology, and the large molds of Nanhai Huada Takagi established earlier. Subsequently invested in Wuhan Takagi Auto Parts in 2015. |
| 2005年11月 |
双日塑料（深圳）有限公司 成立 |
| 2005年11月 |
Establishment of Sojitz Plastics (Shenzhen) Ltd. Developed as a base for the company's activities in southern China by trading resins, parts/materials, products, and equipment through RMB settlement. |
| 2007年04月 |
成为生益科技的日本总代理 |
| 2007年04月 |
更名为“双日普拉耐特株式会社” |
| 2007年04月 |
Acquisition of exclusive distribution rights of Shengyi Technology Products in Japan Acquired exclusive distribution rights of CCL (copper-clad laminates) products of Shengyi Technology*, China in Japan market. |
| 2007年04月 |
Company name change to “Sojitz Pla-Net Corporation” Changed the company name from Pla-Net Corporation to Sojitz Pla-Net Corporation. |
| 2012年05月 |
获得包括日本在内的亚洲和大洋洲的绿色聚乙烯销售权 |
| 2012年05月 |
Acquisition of marketing rights for “I’m Green Polyethylene" (GPE) in Asia and Oceania region, including Japan Acquired marketing rights for "I’m Green Polyethylene," a sugarcane-derived 100% biomass-based polyethylene resin manufactured by Brazil-based Braskem, in Asia and Oceania region, including Japan. |
| 2015年12月 |
开设“SOJITZ PLASTICS AMERICA、LEON支店” |
| 2015年12月 |
Establishment of León Branch of Sojitz Plastics America Established a sales branch in León, Mexico, where significant growth was expected, especially in the automotive industry. |
| 2016年07月 |
“双日塑料（深圳）武汉分公司” 成立 |
| 2016年07月 |
Establishment of Wuhan Branch of Sojitz Plastics (Shenzhen) Ltd. Established a sales branch in Wuhan, where showed rapid growth to meet market needs with our high-quality services. |
| 2016年12月 |
投资模具制造公司“Sanko Svance JRG Tooling” |
| 2016年12月 |
Investment in Sanko Svance JRG Tooling, an Indian mold manufacturer Started supporting dramatic expansion of India's automotive industry with high-quality precision molds made in India locally. |
