Beijing Landemaker Technology Development Co., Ltd. is a comprehensive company with Landemaker Instrument Department dedicated to providing high-performance testing instruments, printing auxiliary equipment, and plastic special materials for domestic testing institutions, universities, and enterprises. The product range of Randmec covers various laboratory testing instruments required for plastic packaging, paper packaging, barcode and invoice printing, and packaging testing. Randmec's products involve dozens of commonly used packaging testing instruments, including material testing machines, gas chromatographs, heat sealing testing machines, friction coefficient measuring instruments, sealing testing instruments, solvent moisture measuring instruments, pendulum impact testing machines, woven bag tensile testing machines, verticality deviation measuring instruments, electronic axis deviation measuring instruments, positive pressure sealing testing instruments, paper folding resistance testing instruments, paper bursting resistance testing instruments, paper tearing resistance testing instruments, paper quantitative samplers, paper dust degree measuring instruments, sizing degree measuring sets, impact testing machines, and high-temperature back pressure cooking pots. Randmek also provides some consumables for plastic flexible packaging companies, including Dyn pens, magnifying glasses, high-temperature silicone plates, etc. The Randmeike Printing Inspection Department is mainly dedicated to online detection of printed variable information, such as digital numbers and barcodes on invoices and train tickets. It uses computers instead of human eyes to detect issues such as wrong printing, jumping printing, and reprinting. The plastic department of Randmek has achieved remarkable results in the anti-aging and toughening of polypropylene, as well as the modification of polyethylene nano montmorillonite. Many large domestic enterprises purchase Randmek's specialized materials. The products involve dozens of commonly used packaging testing instruments such as material testing machines, heat sealing testing machines, friction coefficient testers, sealing testers, airtightness testers, electronic tensile machines, verticality deviation testers, positive pressure sealing testers, dyne pens, sizing measurement kits, impact testing machines, and high-temperature reverse pressure cooking pots.