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| GCI (Gun Ei Chemical Industry) | ||||||||
| GCI(Gun Ei Chemical Industry) | ||||||||
| KYNOL EUROPA GmbH | ||||||||
| Big Trading Co., Ltd. |
Established Gunma Nutrition and Medicine Co., Ltd., began production of glucose.
Established Gunsei Trading Co., Ltd.
Established Gunsei Industries Co., Ltd. (now a related company)
Established Nippon Kainoru Co., Ltd.
Established Gunsei Boden Co., Ltd. through joint investment with Boden Corporation of the United States for the purpose of selling systems using Boden casting method.
Established Thai GCI Resitop Company Limited in Thailand through joint investment with Nissho Iwai Corporation (now Sojitz Corporation) and Brighton of Thailand, for the purpose of manufacturing and selling phenol resins. (now a consolidated subsidiary)
Established Big Trading Co., Ltd. (now a consolidated subsidiary)
Established Hatori Laboratory Co., Ltd.
Established India GCI Resitop Private Limited in India through joint investment with Sanei Silica Co., Ltd., for the purpose of manufacturing and selling RCS (Resin Coated Sand). (now a consolidated subsidiary)
Established American GCI Resitop, Inc. (now a consolidated subsidiary)
Founded as Gunma Nutrition and Medicine; manufacture of glucose begun.
Kungei Chemical Industry will set up stalls at the 'TAKASAKI COFFEE FESTIVAL Coffee Joy Time' held in Takasaki City from October 31 to November 1, 2026, and at the '12th Gunma Prefecture Fair' held at Aeon Style Takasaki from November 5 to 9. At both venues, they will sell 'tezmi Moisture Repair Shampoo & Treatment', which contains ingredients derived from Shirokaga plum. Admission is free at both events.
Gun Ei Chemical Industry Co., Ltd. will exhibit at the 39th Joshu Dotto Rakuichi, held October 17–18, 2026, at Viento Takasaki in Takasaki, Gunma Prefecture. The venue is Big Cube, and admission is free. The featured product is tezmi Moisture Repair Shampoo & Treatment.
Gun Ei Chemical Industry Co., Ltd. will exhibit at the 1st Highly-Functional Materials Expo, held as part of Highly-Functional Material Week 2026 Tokyo. The event takes place September 30–October 2, 2026, at Makuhari Messe, under the theme “High-Performance Fibers × Electronic Materials.”
Gunei Chemical Industry Co., Ltd. will exhibit at the 1st Highly Functional Materials Expo, held at Makuhari Messe from September 30 to October 2, 2026. Under the concept “High-performance fibers × electronic materials,” the company will showcase high-performance fiber “Kynol,” low-dielectric resin “G-LDIA,” furan polymer “FPP Series,” and “100% carbon material” for 3D printers. The venue is Makuhari Messe Exhibition Halls 1–8, and the booth number is 13-44.
Gun Ei Chemical Industry Co., Ltd. will participate in Takasaki Marche in Tachikawa at GREEN SPRINGS in Tachikawa, Tokyo, on September 20–21, 2026. The event, hosted by the Takasaki Tourism Association, will offer fresh produce, processed foods and Takasaki daruma dolls, including personalized lettering by artisans. Gun Ei Chemical will offer its tezmi Moisture Repair Shampoo and Treatment. Admission is free; the venue is the 2F Living Room W.
Guen Chemical Industry will exhibit at the 'Foundry Tech + Expo 2026' held from September 9 to 11, 2026, at the South 4 Hall of Tokyo Big Sight. Booth number is S4-F022, where we will introduce products and technologies in the foundry field and propose solutions to address customer challenges.
Gun Ei Chemical Industry announced that its subsidiary, American GCI Resitop, Inc., will exhibit at CAMX 2026 from September 22 to 24, 2026, at the Georgia World Congress Center in Atlanta. The booth will feature Kynol® flame-retardant fibers, carbon fibers, and activated carbon fiber products.
American GCI Resitop, Inc., a U.S. subsidiary, will exhibit at CAMX 2026, held in Atlanta from September 22 to 24, 2026. The booth will showcase Kynol®'s key products, including flame-retardant fibers, carbon fibers, and activated carbon fibers. The venue is Building C of the Georgia World Congress Center, and the booth is D18 in Hall C.
Due to the escalation of tensions in the Middle East and rising costs, Gunei Chemical Industry announced a revision of the prices of phenol resin products.
Gunei Chemical Industry Co., Ltd. will participate in the "Shūshū Dot Rakuichi" held at Viento Takasaki in Takasaki City on April 18 and 19, 2026, and will sell daily necessities and food at special prices.