Here are some shipping agents that handle shipments from China to Bangladesh:

　　Well-known international freight forwarders:

　　1. DHL Supply Chain & Global Forwarding: Offers a wide range of services including air and sea freight options.

　　2. Kuehne + Nagel: Has extensive global logistics network and experience in handling various types of cargo shipments between different countries.

　　3. DB Schenker: Capable of providing comprehensive logistics solutions for the route.

　　Regional or local specialized agents:

　　1. Agora Freight: As mentioned in their description , they offer services and build suitable routes online for shipping from China to Bangladesh. They have an international team and cargo insurance options.

　　Some other options that might be found through research or referrals:

　　1. China Express BD: They claim to be one of the reliable import companies in Bangladesh and ship containers from China . They offer door to door service and have services like warehousing and inspection.

　　When choosing a shipping agent from China to Bangladesh, you could consider the following:

　　Service aspects:

　　1. Check their experience in handling shipments of the nature (type of goods, volume etc.) you plan to send.

　　2. Ability to handle customs clearance in both China and Bangladesh smoothly.

　　3. Provision of tracking services to monitor the progress of the shipment.

　　Cost considerations:

　　1. Get detailed quotes from multiple agents for comparison including all potential charges.

　　2. Look for transparency in pricing to avoid unexpected fees later.

　　Reputation and reliability:

　　1. Check online reviews and testimonials from other customers who have used their services for shipments to Bangladesh.

　　2. Inquire about their network of partners (carriers, local agents in destination etc.).