| Catalogue |
| Supplier | Country | Telephone |
| Boyang experimental equipment factory | China | 0513-82230976 |
| ChangZhou PreFluid Technology Co., Ltd. | China | 400-111-0186 |
| Haimen Shengbang Laboratory Equipment Co., Ltd. | China | 0086-513-82233804/82233810 |
| Changshu Deschem Chemical Glassware Equiepment Factory | China | 86-512-51226471 |
| Xiqi Biomedical Instrument Co.,Ltd | China | 86 576 88869660 |
| Zhejiang Sorfa Medical Plastic co.,Ltd. | China | 86576 87303655 |
| Zhejiang International I/E Group | China | 008657128931281 |
| ZHEJIANG HUANGYAN AIDI PLASTIC FACTORY | China | +86-576-4276837 4276610 |
| Haimen Laiboreike Experiment Instrument Manufacturing Co., Ltd | China | +86 513-82305886 |
| Haimen Jianghai Instrument Accessory Factory | China | 86-513-82257093 |