| WING TAI CHEMICAL COMPANY LIMITED | Private company limited by shares | Live |
| WING FU CHEMICAL ENTERPRISES LIMITED | Private company limited by shares | Live |
| WINKY CHEMICAL CORP. LIMITED | Private company limited by shares | Dissolved |
| WINMORE CHEMICAL CO., LIMITED | Private company limited by shares | Live |
| WINNERS CHEMICAL & MINERAL CO., LIMITED | Private company limited by shares | Live |
| WINOX CHEMICAL COMPANY LIMITED | Private company limited by shares | Dissolved |
| WINS CHEMICAL (H.K.) CO., LIMITED | Private company limited by shares | Live |
| WIN'S PETROLEUM & CHEMICAL LIMITED | Private company limited by shares | Dissolved |
| WINVAST CHEMICAL LIMITED | Private company limited by shares | Dissolved |
| WINWAY CHEMICAL LIMITED | Private company limited by shares | Live |
| WISDOM CHEMICAL LIMITED | | Live |
| WISE CHEMICAL COMPANY LIMITED | Private company limited by shares | Live |
| WITOFLY CHEMICAL CO., LIMITED | Private company limited by shares | Live |
| USA WLIS INTERNATIONAL PETROLEUM CHEMICAL GROUP LIMITED | Private company limited by shares | Dissolved |
| NORWAY WOFENGDA (INT'L) CHEMICAL INDUSTRY LIMITED | Private company limited by shares | Live |
| Germany Wolisen Chemical Industry Co., Limited | Private company limited by shares | Live |
| HIN WONG CHEMICAL LIMITED | Private company limited by shares | Live |
| WONG'S CHEMICAL GROUP LIMITED | Private company limited by shares | Dissolved |
| WOODSTAR CHEMICAL COMPANY LIMITED | Private company limited by shares | Dissolved |
| WOONGJIN CHEMICAL COMPANY LIMITED | Private company limited by shares | Dissolved |
| KI YIP CHEMICAL WORKS LIMITED | Private company limited by shares | Live |
| CARCO'S CHEMICAL WORKS COMPANY LIMITED | Private company limited by shares | Dissolved |
| COLUMBIA CHEMICAL WORKS LIMITED | Private company limited by shares | Dissolved |
| EVER GAIN CHEMICAL WORKS LIMITED | Private company limited by shares | Dissolved |
| FOOK HING CHEMICAL WORKS COMPANY LIMITED | Private company limited by shares | Live |
| PACIFIC CHEMICAL WORKS LIMITED | Private company limited by shares | Live |
| PARAMOUNT CHEMICAL WORKS LIMITED | Private company limited by shares | Dissolved |
| SAIKWONG CHEMICAL WORKS, LIMITED | Private company limited by shares | Dissolved |
| STANDARD CHEMICAL WORKS, LIMITED | Private company limited by shares | Dissolved |
| WORLD CHEMICAL LIMITED | Private company limited by shares | Live |
| New World Chemical Limited | Private company limited by shares | Live |
| CREATE WORLD INTERNATIONAL CHEMICAL ENGINEERING LIMITED | Private company limited by shares | Live |
| WORLD CHEMICAL HOLDINGS LIMITED | Private company limited by shares | Dissolved |
| WORLD CHEMICAL INDUSTRIAL COMPANY LIMITED | Private company limited by shares | Live |
| WORLD CHEMICAL INDUSTRY ASSOCIATION LIMITED | Private company limited by shares | Dissolved |
| JIANGSU WORLD CHEMICAL LIMITED | Private company limited by shares | Live |
| World Chemical Trade Limited | Private company limited by shares | Live |
| SHANGHAI WORLDYANG CHEMICAL CO., LIMITED | Private company limited by shares | Live |
| USA WOSITE INTERNATIONAL CHEMICAL ENGINEERING GROUP LIMITED | Private company limited by shares | Dissolved |
| USA WOTAI PETROLEUM CHEMICAL LIMITED | Private company limited by shares | Live |
| US WRIGHT INT'L CHEMICAL IND. GROUP LIMITED | Private company limited by shares | Dissolved |
| WUHU TIANCI FINE CHEMICAL LIMITED | Private company limited by shares | Live |
| W-YIN (CHEMICAL) COMPANY LIMITED | Private company limited by shares | Live |
| XIAMEN DANGER CHEMICAL COMPANY LIMITED | Private company limited by shares | Dissolved |
| XIANDAI CHEMICAL (HONG KONG) LIMITED | Private company limited by shares | Dissolved |
| CHANGSHA XIANG WEI CHEMICAL TRADE CO., LIMITED | Private company limited by shares | Live |
| SHANGHAI XIANGJIN CHEMICAL CO., LIMITED | Private company limited by shares | Live |
| XIANGLU CHEMICAL FIBER CO., LIMITED | Private company limited by shares | Live |
| Hong Kong Xiangrui Chemical Company Limited | Private company limited by shares | Live |
| Xiangyuan Chemical Co., Limited | Private company limited by shares | Live |
| AUSTRALIA XIFENG CHEMICAL GROUP LIMITED | | Live |
| XILONG CHEMICAL (HK) COMPANY LIMITED | Private company limited by shares | Live |
| XINAN CHEMICAL GROUP (HONG KONG) LIMITED | Private company limited by shares | Dissolved |
| SHANDONG XINDE CHEMICAL CO., LIMITED | Private company limited by shares | Dissolved |
| YI XING CHEMICAL LIMITED | Private company limited by shares | Dissolved |
| CHONGQING XINGBO CHEMICAL CO., LIMITED | Private company limited by shares | Live |
| XINGFU OIL CHEMICAL (CANADA) LIMITED | Private company limited by shares | Live |
| XINGHAO CHEMICAL CO., LIMITED | Private company limited by shares | Live |
| XINGHUA CHEMICAL CO., LIMITED | Private company limited by shares | Live |
| XINGHUA CHEMICAL INDUSTRY PAINT INT'L LIMITED | Private company limited by shares | Live |
| FINLAND XINGMILA INT'L AGRICULTURE CHEMICAL LIMITED | Private company limited by shares | Dissolved |
| XINJIANG HAIKONG CHEMICAL CO., LIMITED | Private company limited by shares | Live |
| Hk Xinjie Daily Chemical Technology Co., Limited | Private company limited by shares | Live |
| SHANGHAI XINRUINONG CHEMICAL STOCK LIMITED | Private company limited by shares | Dissolved |
| SHANGHAI XINSHI CHEMICAL CO., LIMITED | Private company limited by shares | Live |
| XINSHISU CHEMICAL INDUSTRY GROUP LIMITED | Private company limited by shares | Live |
| LIANYUNGANG XINTU CHEMICAL CO., LIMITED | Private company limited by shares | Live |
| XINXIANG CHEMICAL COMPANY LIMITED | Private company limited by shares | Live |
| Zhangjiagang xinya chemical co. Limited | Private company limited by shares | Live |
| WUHAI XINYE CHEMICAL INDUSTRY CO., LIMITED | Private company limited by shares | Live |
| XIYUE CHEMICAL (HK) LIMITED | Private company limited by shares | Live |
| XURI CHEMICAL MATERIALS CO., LIMITED | Private company limited by shares | Live |
| YABANG CHEMICAL COMPANY LIMITED | Private company limited by shares | Live |
| Yachi Chemical (H.K.) Limited | Private company limited by shares | Live |
| ISRAEL YAFU CHEMICAL GROUP CO., LIMITED | Private company limited by shares | Live |
| YANG RUN CHEMICAL COMPANY LIMITED | Private company limited by shares | Live |
| MING YANG DAILY CHEMICAL CO., LIMITED | Private company limited by shares | Live |
| USA JIAJI CHEMICAL GROUP (YANTAI) LIMITED | Private company limited by shares | Dissolved |
| YAOWEI CHEMICAL COMPANY LIMITED | Private company limited by shares | Live |
| YASA CHEMICAL LIMITED | | Live |
| Yaseen Chemical (Netherlands) Co., Limited | | Live |
| Yasha Chemical Industry Co., Limited | Private company limited by shares | Live |
| Foshan Shunde Yibang Chemical Trading Company Limited | Private company limited by shares | Live |
| ITALY YIBOSHI FINE CHEMICAL CO., LIMITED | Private company limited by shares | Live |
| YICHUAN CHEMICAL COMPANY LIMITED | Private company limited by shares | Live |
| YIDAXING CHEMICAL GROUP LIMITED | Private company limited by shares | Live |
| SHANDONG JINAN YIDUOMEI OIL CHEMICAL INDUSTRY LIMITED | Private company limited by shares | Live |
| YIFENG CHEMICAL MATERIALS CO., LIMITED | Private company limited by shares | Live |
| HEZE YINENG CHEMICAL CO., LIMITED | Private company limited by shares | Dissolved |
| YINFENG CHEMICAL CO., LIMITED | Private company limited by shares | Dissolved |
| YING LI CHEMICAL LIMITED | Private company limited by shares | Live |
| UK YINGKE CHEMICAL LIMITED | Private company limited by shares | Dissolved |
| HONG KONG YISHIDUN WASHING CHEMICAL LIMITED | Private company limited by shares | Live |
| YIXIN CHEMICAL LIMITED | Private company limited by shares | Dissolved |
| FOSHAN YIXIN CHEMICAL CO., LIMITED | Private company limited by shares | Dissolved |
| YIXING MEGA CHEMICAL COMPANY LIMITED | Private company limited by shares | Dissolved |
| YOKEN CHEMICAL LIMITED | Private company limited by shares | Dissolved |
| YONG KONG CHEMICAL LIMITED | Private company limited by shares | Live |
| YONGDA CHEMICAL LIMITED | Private company limited by shares | Dissolved |
| YICHENG YONGXIN FINE CHEMICAL CO., LIMITED | Private company limited by shares | Live |