| Endereço : | ONEPARK, AVENIDA DE WUYUANWAN, XIAMEN, CHINA |
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| Tempo de trabalho : | 8:00-18:00(horário de Pequim) |
| Telefone : | 86-153-7582-2856(Tempo de trabalho) |
| Fax : | 86-592-503-1397 |
| Email : | poly@echoo.cn |
| Telefone : | 86-592-5031397 |
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| WHATSAPP : | +8615375822856 |
| Skype : | info@echoo.cn |
| WeChat : | Echoo9988 |
| Email : | poly@echoo.cn |
| Telefone : | +86-15359149124 |
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| WHATSAPP : | +8615359149124 |
| Email : | info@echoo.cn |
