Tell me, the supplier who are listed in made in China APP are authentic?

Purchase Quantity: 2 Piece(s)

Complete sink.

Please send me more detailed information on the various different powerful jets for therapeutic SPA...

40HC konteyner

Polyester yarn FDY

Purchase Quantity: 4 Piece(s)

Portable bidet

Home whole house

Purchase Quantity: 8 Piece(s)

I need 8 mirrors:
- 4: 50cmx90cm
- 4: 70cmx100cm

Backlit, arch shape with straight bottom. No...

Purchase Quantity: 10000 Piece(s)

1. Product Dimensions:
2440mm × 1220mm × 8mm / 6mm
Annual demand: 10, 000 sheets (for the year...

I am looking for a high-priced product. Please check and confirm.