Shandong Pioneer Seals CO.,LTD is located in Jinan, the capital of Shandong Province, The company was founded in 2005. For more than ten years, the company has been based on customer first, honesty, and has a high-level R&D team and high-quality staff. Our main production of security seal , plastic seal , security bolt seals, cable seals, power meter seals, disposable container seal ,plastic padlock etc. more than 20 series, thousands of varieties.