May 05, 2024

Smart door locks that make home safer

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A door lock from the startup Latch, connected via Bluetooth and a smartphone app. The advent of this smart door lock provides a safer protection for apartment and business users. In addition to using the key to unlock, the user can also use the NFC smart card or enter the unlock code on the keyboard of the door lock.

This door lock has a built-in wide-angle camera, and every time someone uses the lock, the wide-angle camera shoots once. This smart door lock smart support replaces doorbell music through the APP network. The letter M in the name of this smart door lock stands for "blinking", which is a cylinder with a recessed design pin that separates the latch. Most smart door locks do not have this design, making this smart door lock more popular with commercial users and apartment building users.

This smart door lock is not directly available to consumers, but is sold to the building owner at a price of $399 for a single price of 10, and provides a two-year warranty.

Medicine Raw Material is related pharmaceutical industry.  We mainly supply two items, one is Sulfanilic Acid,  another is Formic Acid,  with our high and stable quality, can produce high and stable quality of bulk pharmacetuical chemicals.  

Pharmaceutical raw materials encompass elements that are required to manufacture a variety of different drugs. These materials are derived and extracted from sources that could be natural or synthetic. Every pharmaceutical is made up of active ingredients .

 Pharmaceutical industry has a lot of constraints and specialties which make it stand on a completely different scale than any other industries. Being closely related to the medical field and also complementary to it, the pharmaceutical industry needs utmost care and precision in each and every aspect of the field ranging from collecting the raw materials to getting the final product ready for supply in the market. ï‚ž Let us get into a few details about the pharmaceutical raw materials and find out some important and interesting facts about them.   


We mainly supply Sulfanilic acid & Formic Acid , which are used as raw material for Pharmaceutical industry.

Pharmacetical Raw Material

Medicine Raw Material,Formic Acid

SJZ Chenghui chemical co ltd , https://www.chenghuichemicals.com