| IS VALVE MANUFACTURING CO.,LTD. |
|---|
| Aishin Industrial Corporation |
| Asahi Organic Chemicals Industry Co., Ltd. |
| ASKA CORPORATION |
| Azbil Corporation |
| ATOMS CORPORATION LTD. |
| AMNIS CORPORATION |
| ISHIZAKI Co., LTD. |
| IWAKI CO., LTD. |
| Utsue Valve Co., Ltd. |
| SMC Corporation |
| SB VALVE INDUSTRIAL,CO.,LTD. |
| EBARA CORPORATION |
| Osaka Sanitary Metal Industries Cooperative Union |
| Okumura Engineering Corporation |
| OVAL Corporation |
| KAJITA SANGYO CO., LTD. |
| KANEKO SANGYO CO.,LTD. |
| Kawaden Co.,Ltd. |
| KITZ CORPORATION |
| Qublock Technology Co.,Ltd. |
| KINKA CO., LTD. |
| Keihin Co., Ltd. |
| SAITOH IRON WAKS CO., LTD. |
| SANYU CORPORATION |
| CKD Corporation |
| Shimizu Industrial Corporation |
| Japan･Engineering Corporation Ltd. |
| SHORITSU SEISAKUSHO CO., LTD. |
| Showa Instrument Information co.,ltd |
| SHOWA VALVE CO.,LTD. |
| Sumida Co.,Ltd. |
| SSS Co.,Ltd. |
| THREE-M INDUSTRY CO., LTD. |
| SEKISUI CHEMICAL CO., LTD. |
| Zenshin Co., Ltd. |
| DAIICHI KEIKI SEISAKUSYO CO., LTD. |
| DAITOKU Corporation |
| Taiyo Joint Co., Ltd. |
| Taiyo-Valve Mfg. Co. Ltd. |
| TAK Manufacturing Co., Ltd. |
| TV Valve Co., Ltd. |
| TESHINA PACKING MFG. CO., LTD. |
| TOKYO KEISO CO., LTD. |
| TOKYO NISSHIN JABARA CO., LTD. |
| Toyo Valve Co., Ltd. |
| TOZEN Corporation |
| Tomoe Valve Co., Ltd. |
| Nakamura Valve Manufacturing Co.,Ltd. |
| Niikura Kogyo Co.,Ltd. |
| NISSEI ELECTRIC CO.,LTD. |
| ASCO Japan Co.,Ltd. |
| Nihon KOSO Co.,Ltd. |
| NIHON KLINGAGE CO.,LTD. |
| Nippon Daiya Valve Co., Ltd. |
| Dresser Japan Ltd. |
| NIPPON VALVE CONTROLS, INC. |
| NIPPON FLOW CELL CO.,LTD. |
| HACHIKEN CORPORATION |
| HAYASHI KAKOHKI MFG, Co.,LTD |
| BF KOGYO KAISHA ,LTD. |
| HISAKA WORKS, LTD. |
| Hitachi Cable, Ltd. |
| Hitachi Valve, Ltd. |
| Hirata valve Industry Co.,Ltd. |
| FELLOW CO.,LTD. |
| FUKUYAMA FACTORY CO., LTD. |
| Fujikin Incorporated |
| FUSHIMAN CO., LTD. |
| FUJILOK CO.,LTD |
| FURUKAWA KOGYO CO.，LTD. |
| FLO-TEC,LTD. |
| HEIWA VALVE CO., LTD. |
| VENN CO., LTD. |
| PENTAIR VALVES & CONTROLS JAPAN CO., LTD |
| HOSODA MFG. Co. Ltd. |
| HONDA KIKO CO., LTD |
| Matsuo Valve Inc. |
| Mie Heavy Industries Co.,Ltd. |
| Meiwa Industries, Ltd. |
| MOTOYAMA KOGYO CO., LTD. |
| MOTOYAMA ENG. WORKS, LTD. |
| Morita Iron Works Co.,Ltd. |
| Morimatsu Industry Co., Ltd. |
| Yaskawa Mechatrec Corporation |
| Ymazaki Tekko Iron Works Co.,Ltd. |
| Yamato Valve Co.,Ltd. |
| YUTAKA ENGINEERING CORPORATION |
| YUTAKA STEEL COMPANY LIMITED |
| Yoshitake Inc. |
| WASINO KIKI CO.,LTD. |
| Bray International |
|---|
| DKC CO., LTD. |
| GEMÜ VALVES, INC. |
| HANKOOK VALVE CO., LTD. |
| KPL VALVEIND. CO., LTD |
| NSV CORPORATION |
| S&S VALVE CO., LTD |
| KOREA UNICOM VALVE CO., LTD |
| UNICIMA Corporation |