Ningbo Heyu International Trading Co., Ltd. (Diotta Promotional Products Co., Ltd.) is specialized in exporting all kinds of promotional gifts, luggage and bag products, and travel accessories. We have our own factories with responsible & skilled laborers and 28 office staff. Having been in this line for more than 10 years, our professional staff will ensure you the best service by means of quality controls, quantity counts, clear documentations and quick delivery. Our products include ...