Here’s a concise, SEO-optimized description for power banks tailored for Google search visibility (under 160 characters):
**"Premium Power Bank Manufacturer | 5000-30000mAh Portable Chargers with PD/QC Fast Charging | Bulk Discounts & Custom Branding | CE/FCC Certified."**
**Key SEO elements**:
- **Primary keywords**: "Power Bank," "Portable Charger," "Manufacturer," "Bulk Discounts," "Custom Branding"
- **Technical specs**: Capacity range (mAh), fast charging standards (PD/QC)
- **Trust signals**: Certifications (CE/FCC), "manufacturer" for B2B authority
- **Commercial hooks**: Bulk pricing, customization, wide capacity range
This balances search intent for both B2B buyers (wholesale, OEM) and consumers seeking reliable charging solutions. Let me know if you want to emphasize features like solar charging or rugged designs!