| 421 | Xiao Bao Trading 53280079J | 有効 |
| 422 | Xp3@ Global 53246496J | 有効 |
| 423 | Xin Yi Dai Shi Ge Pte. Ltd. 201537336W | 有効 |
| 424 | Xin Electrical Engineering 53097611X | 有効 |
| 425 | Xing Tian Di Pte. Ltd. 201537338Z | 有効 |
| 426 | Xu Yang Acupuncture & Tcm Clinic 53077528W | 有効 |
| 427 | Xing Xin Trading 53073088W | 有効 |
| 428 | Xun Trading 53080968X | 有効 |
| 429 | Xjr Trading 53083473A | 有効 |
| 430 | X Factor Hair Salon & Nail Spa 53090942A | 有効 |
| 431 | Xl Techno Pte. Ltd. 201311955W | 有効 |
| 432 | Xing Tek Contractor 53087171L | 有効 |
| 433 | Xing Sheng 53010440K | 有効 |
| 434 | Xtreme Marketing Services 53009090B | 有効 |
| 435 | Xin Hai Soon Fish Merchant 53008563A | 有効 |
| 436 | X'clusive By Flo 53041798K | 有効 |
| 437 | Xing Hua Trading & Services 53094932J | 有効 |
| 438 | Xpress Engineering 53099955B | 有効 |
| 439 | Xin Ding Sheng Pte. Ltd. 201537305H | 有効 |
| 440 | Xuan Miao Dao Tan 53104197B | 有効 |
| 441 | Xin Heng Metal Construction 53053519W | 有効 |
| 442 | Xiang Man Yuan Caterer 53077166K | 有効 |
| 443 | Xue N Xue International 53062412E | 有効 |
| 444 | Xin Long Automation 53060696L | 有効 |
| 445 | Xclusivez Concepts 53060577E | 有効 |
| 446 | Xn Checkout Holdings Limited T08UF0397L | 有効 |
| 447 | Xpress Arks Pte. Ltd. 201314622M | 有効 |
| 448 | Xiang Xin Investment Holdings Singapore Pte. Ltd. 201309756M | 有効 |
| 449 | Xijin Ltd T10UF0035A | 有効 |
| 450 | Xiadong (singapore) Pte Ltd 199503938G | 有効 |