GOSHI Global Network

“Siam goshi”, we are a part of the GOSHI Group (HQ Japan : Goshi Giken Co., Ltd.) undertake the role of a global company provided the business of motorcycle parts, including research & development and manufacturing activities to supplies high quality products for two- and four-wheeled vehicles, general-purpose machines delivery to all around the world. We aiming to be the “world’s best manufacturer of exhaust and body parts for motorcycles” with the challenges for the future.

Company Name Goshi Giken Co., Ltd.
Address Toyooka 1280, Koshi City, Kumamoto Prefecture, Japan 861-1115
TEL | FAX +81-96-248-2431, +81-96-248-3931
Founded November 1974
Start of production April 1976
Capital 500 million yen
Area Land　47,015㎡

Building　33,234㎡
Employees 453 (as of end of March 2020)
Main Products Exhaust muffler assemblies, completed swing arms
Website www.goshigiken.com

Global Factories

OVERSEAS NETWORK

Goshi Giken Group develops, manufactures, and supplies high quality products for two- and four-wheeled vehicles, general-purpose machines, and housing components mainly in Asia. Goshi Giken must undertake the role of a global company and continue to innovate into the future.

Headquarters, Goshi Giken Co., Ltd.

Company Name

Goshi Giken Co., Ltd.

Address : Toyooka 1280, Koshi City, Kumamoto Prefecture, Japan 861-1115

Tel : +81-96-248-2431

Fax : +81-96-248-3931

Goshi Second factory, Goshi Giken Co., Ltd.

Company Name : Second factory, Goshi Giken Co., Ltd..

Address : Sakae 3791-11, Koshi City, Kumamoto Prefecture, Japan 861-1113

Tel : +81-96-277-1871

Asagiri Factory, Goshi Giken Co., Ltd.

Company Name : Asagiri Factory, Goshi Giken Co., Ltd.

Address : Ueminami 777, Asagiri Town, Kuma County, Kumamoto Prefecture, Japan 868-042

Tel : +81-966-47-0111

Goshi-Thanglong Auto-Parts Co., Ltd.（GTA）

Company Name : Goshi-Thanglong Auto-Parts Co., Ltd.

Address : 134, Sai Dong Street, Phuc Loi Ward, Ha Noi City, Vietnam.

Tel : +84-243-8750859

Founded January 1997
Inaugurated November 1997
Capital 5.7 million USD
Equity 70%
Area Land: 39,000㎡
Building: 27,432㎡
Employees 1,379 (as of March 31, 2025)
Main Products Exhaust muffler assemblies, wheel rim assemblies, other suspension parts
Homepage http://goshithanglong.com.vn/
Pressing 400t press 1
300t press 1
200t press 1
110t press 1
200t pie spotting 1
Cover Auto Buffing system 1
Forming F/B machines 3
CNC bending machines 13
Auto punching machines 7
Leveling machines 5
Rim forming machines 2
Centering machines 6
Pipe roulette machine 1
Swaging machine 1
Pipe buff machine 1
Shot blast machines 3
Rim auto buffing systems 4
Welding Seam welders 2
Flash butt welders 3
MIG welders 164
TIG welders 22
Spot welders 19
R/B welders 120
Metal catalyzer Metal honeycomb production machines 2
Vacuum Furnace 2
Surface Treatment Electro plating lines 2
Painting line 1
Measuring Coordinate Measuring Machine 2
Measuring instrument FARO 5

Muffler

Metal catlyzer

Spoke rim wheel

Goshi India Auto Parts Private Ltd.（GIA）

Founded in 2006, GIA has been producing substrates and frame components in Rewari, Haryana, India since 2008 mainly for HMSI (Honda Motorcycle & Scooter India) and Hero Motorcorp Ltd.

Company Name : Goshi India Auto Parts Private Ltd.

Address : P. No 363, 364, Sector 3, Industrial Growth Centre, Bawal, Phase II Dist. Rewari, Haryana, India 123501

Tel : +91-1284-264-041

Founded June 2006
Inaugurated December 2008
Capital 538 million INR
Equity 99.98%
Area Land: 43,200㎡
Building: 28,800㎡
Employees 255 (as of March 31, 2025)
Main Products Metal catalyzer (L40/L60/L90/L100 cells、L60/L120 300cells) and, etc., parts
Metal catalyzer Manufacturing Equipment Marking presses 9
Outer cylinder brazing coater 4
Core-making machines 6
Vacuum furnace 3
Core press fitting machines 6
Drying equipment 6
Pushout Machine 1
The outer cylinder degreasing line 1
Structured honeycomb catalysts production line 2
Electric furnace 4
Pressing/bending 200t press 1
160t press 4
110t press 5
CNC bending machines 3
Coil feeder 1
Flaring machine 2
Pipe cutter & Deburring machine 1
Welding MIG welders 15
TIG welders 5
Arc welders 1
Rortary SPM 2
Welding robots 30
F/B machines 2
Multi-axis welding machine 2
Spot welding machine 3
R&D Robot prototype line 1
Auxiliary Equipment Solar system 50Kw 1
Generator 810/1010KVA 1each
Air compressor 45Kw・37Kw 2each

Muffler

Metal catlyzer

Goshi Philippines, Inc.（GPI）

Goshi Giken acquired the MSD’s motorcycle business,and established GPI in 2016 in Laguna,Philippines.
GPI manufactures motorcycle parts mainly for Philippines Honda and Goshi Tec in Japan.

Company Name : Goshi Philippines, Inc.

Address : 108 North Science Avenue, Laguna, Technopark Binan, Laguna, Philippines

Founded April 2016
Inaugurated April 2016
Capital 453 million PHP
Equity 100%
Area Land: 22,887㎡
Building: 15,121㎡
Employees 704 (as of March 31, 2025)
Main Products Frame, Body frame, swing arms
Pressing Vendor equipment 12
TDM: 35-200 t presses 14
PRG: 150-350 t presses 5
Welding Robot welders 83
MIG welders 31
Spot welders 8
TIG welders 2
Butt resistance welders 2
Machining Machining 2
Tapping machines 3
F/B machines 5
Serration machines 3
Plating Electrostatic coating line 1
Cation coating line 1
Shot blasting 1

Frame

body frame

Stand, Carrier