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Have questions about our custom building blocks, orders, shipping, or returns? We are always here to help! Reach out through any channel below, or send us a direct message.

Customer Support

support@lsndee.com

Guaranteed reply within 24h

Phone Support

+1 (210) 390-9518

Mon – Fri: 9am – 6pm EST

Registered Business Address: Room 607, Unit A, Building C, Xinglongfu Innovation Park, Yousong Road, Longhua District, Shenzhen, Guangdong, China 518000

⏱️ Dispatch: 1–3 business days ✈️ Worldwide Delivery: 5–10 business days 🛡️ Guarantee: 30-day return policy

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We will review your inquiry and get back to you as soon as possible.