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Product name:Coluracetam Other name :MKC-231;2-oxo-N-(5,6,7,8-tetrahydro-2,3-dimethyl- , furo[2,3-b]quinolin-4- yl)-1-pyrrolidineacetami , de CAS No.:135463-81-9 Molecular formula:C19H23N3O3 Molecular weight:341.4 Purity:99.0% Appearance :White powder Application:Dietary Supplement Raw Material 3.Product introduction Coluracetam is a member of the racetam family of nootropic compounds and is also known as MKC-231. It was developed by Kobe Pharmaceutical Company in Japan with the aim of treating AD and cognitive impairments. The exact mechanism of action of Coluracetam is not fully understood, but it is believed to primarily work by modulating the cholinergic system. It is thought to increase levels of acetylcholine, a key neurotransmitter in the brain that is closely associated with learning and memory functions. Coluracetam may achieve this by increasing the number and activity of choline uptake transporters, leading to enhanced release of acetylcholine and improved signal transmission between neurons. Although research on Coluracetam is still relatively limited, some early experiments and animal studies have suggested potential neuroprotective and cognitive-enhancing effects. Some studies have found that Coluracetam has a certain improvement in memory impairments in AD models. In terms of clinical research, studies on Coluracetam have mainly focused on animal experiments and early human trials. More research and evidence are needed to determine its safety and effectiveness in humans. Currently, Coluracetam has not been approved for clinical use, but it is widely used as a nootropic supplement for cognitive enhancement in some countries. Regarding safety, there is limited research data available on the side effects and long-term risks of Coluracetam. Based on current knowledge, Coluracetam is generally considered relatively safe, but it is still recommended to consult with a healthcare professional, especially if you have any health conditions or are taking other medications, before using it. In summary, Coluracetam is a nootropic compound that is being studied for its potential in treating AD and cognitive impairments. While some early research suggests cognitive enhancement and neuroprotective effects, more studies are needed to establish its true efficacy and safety. 4.Features (1) High Purity: Coluracetam is prepared using advanced extraction and manufacturing processes, ensuring a high level of purity. This high purity contributes to improved bioavailability and minimizes the occurrence of adverse reactions. (2) Safety: Coluracetam is considered safe for human consumption. Extensive studies have demonstrated its low toxicity and minimal side effects within the recommended dosage range. (3) Stability: Coluracetam preparations exhibit excellent stability, maintaining their activity and effectiveness under various environmental and storage conditions. This stability ensures consistent and reliable performance over time. (4) Rapid Absorption: Coluracetam is readily absorbed by the human body. Upon ingestion, it quickly enters the bloodstream through the intestinal tract and efficiently distributes to different tissues and organs, facilitating its desired effects. (5) Cognitive Enhancement: Coluracetam is known for its potential to enhance cognitive function, including improvements in memory, learning capacity, and focus. It is often sought after by individuals looking to optimize their mental performance. (6) Neuroprotective Effects: Research suggests that Coluracetam may possess neuroprotective properties, which could help safeguard against age-related cognitive decline and support overall brain health. (7) Potential Treatment for Cognitive Disorders: Coluracetam shows promise as a potential therapeutic option for cognitive disorders, such as Alzheimer's disease and other neurodegenerative conditions. However, further research is needed to fully understand its effectiveness in treating these specific conditions. 5.Applications Coluracetam is currently being used in various applications and shows promising prospects for the future. It is primarily utilized as a cognitive enhancement supplement, sought after by individuals looking to improve their memory, focus, and learning abilities. The compound's ability to modulate the cholinergic system is believed to contribute to its cognitive-enhancing effects. In addition to its current applications, Coluracetam has shown potential in the treatment of neurodegenerative disorders such as Alzheimer's disease and cognitive impairments. Research suggests that Coluracetam may possess neuroprotective properties, making it an intriguing candidate for further exploration in these conditions. However, further studies and clinical trials are needed to determine its effectiveness, safety, and optimal usage protocols in clinical settings. The aging population has increased the demand for interventions that can mitigate age-related cognitive decline. Coluracetam's neuroprotective effects and potential to support neural repair mechanisms make it an interesting avenue for research in addressing cognitive decline associated with aging. Furthermore, preliminary research suggests that Coluracetam may have benefits for mood disorders such as depression and anxiety. However, more comprehensive studies are required to evaluate its efficacy and establish appropriate treatment protocols in these indications. Coluracetam's potential extends to neurorehabilitation programs as well. Its ability to enhance neuronal signaling and potentially support neural repair mechanisms makes it a candidate for use in the rehabilitation of individuals with brain injuries or strokes. While Coluracetam shows promise in various applications, it is important to emphasize the need for further research, to validate its efficacy, safety, and optimal usage protocols. Regulatory approvals would also be required for its clinical use in specific indications.

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Product Name: Women's Autumn Academy Style Contrast Polo Neck Knitted Sweater Women's Pullover Type: Women's pullover sweater Material: Cashmere/ Cotton/ Acrylic/ Polyester/ Wool/ Chenille and custom OEM & ODM: design, fabric, size, color, logo, packaging, Decoration MOQ: "It doesn’t matter if your order quantity big or small, We would like start from small MOQ to promote future cooperate." Payment Terms: T/T, L/C, Paypal, Western Union, Cash, Trade Assurance, ect. Delivery Time: 3-7 working days Shipping Port: FOB/CIF Tianjin or request. Factory location: TIANJIN

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Product Name: Autumn Elegant Women's Twisted Flower Sweater Round Neck Sweater Underlay Pullover Type: Women's pullover sweater Material: Cashmere/ Cotton/ Acrylic/ Polyester/ Wool/ Chenille and custom OEM & ODM: design, fabric, size, color, logo, packaging, Decoration MOQ: "It doesn’t matter if your order quantity big or small, We would like start from small MOQ to promote future cooperate." Payment Terms: T/T, L/C, Paypal, Western Union, Cash, Trade Assurance, ect. Delivery Time: 3-7 working days Shipping Port: FOB/CIF Tianjin or request. Factory location: TIANJIN

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Product Name: Women's round neck knitted twisted pattern sweater Women's top sweater pullover Type: Women's pullover sweater Material: Cashmere/ Cotton/ Acrylic/ Polyester/ Wool/ Chenille and custom OEM & ODM: design, fabric, size, color, logo, packaging, Decoration MOQ: "It doesn’t matter if your order quantity big or small, We would like start from small MOQ to promote future cooperate." Payment Terms: T/T, L/C, Paypal, Western Union, Cash, Trade Assurance, ect. Delivery Time: 3-7 working days Shipping Port: FOB/CIF Tianjin or request. Factory location: TIANJIN

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Product Name: Threaded design solid color round neck sweater models of women's bottoming shirt Type: Women's pullover sweater Material: Cashmere/ Cotton/ Acrylic/ Polyester/ Wool/ Chenille and custom OEM & ODM: design, fabric, size, color, logo, packaging, Decoration MOQ: "It doesn’t matter if your order quantity big or small, We would like start from small MOQ to promote future cooperate." Payment Terms: T/T, L/C, Paypal, Western Union, Cash, Trade Assurance, ect. Delivery Time: 3-7 working days Shipping Port: FOB/CIF Tianjin or request. Factory location: TIANJIN

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Product Name: Winter Polo Neck Sweater Color Matching Design Women's Button Free Thick Sweater Type: Women's pullover sweater Material: Cashmere/ Cotton/ Acrylic/ Polyester/ Wool/ Chenille and custom OEM & ODM: design, fabric, size, color, logo, packaging, Decoration MOQ: "It doesn’t matter if your order quantity big or small, We would like start from small MOQ to promote future cooperate." Payment Terms: T/T, L/C, Paypal, Western Union, Cash, Trade Assurance, ect. Delivery Time: 3-7 working days Shipping Port: FOB/CIF Tianjin or request. Factory location: TIANJIN

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PCB board to board connectors and SMD board to board connectors are used to accurately interconnect printed circuit boards (PCBs) in a stackable manner. They can accommodate various types of PCB orientations, relative distances, and space constraints to allow for design flexibility. In addition, multiple materials, plating finishes, and pitches are available to meet electrical and mechanical specifications. Depending on the purpose of the interconnect, connectors are further offered as high-speed, floating, or power. To achieve the desired performance, all the above should be considered when designing an interconnect system. Board to Board Connector Types Pin Headers Pin headers (male) and female headers (socket) are used as a set. A male pin header consists of one or more rows of metal pins molded into a plastic base. Due to their simplicity, male pin headers are the most cost-effective. Female Headers Female headers are the sockets that male headers fit into. These connectors complete the design by allowing the PCBs to be easily connected and easily replaced should either of the headers become damaged. Box Headers Box header connectors are featured with a plastic shroud around the header. This helps guide the connectors during the mating process to avoid mating errors. High-Speed Connectors High-Speed Connectors are specifically designed with robust terminals and high- temperature resistance plastic to be used in industrial applications that require high-speed transmission. The unique contact structure allows it to maintain a steady impedance profile, which ultimately minimizes both the noise and signal loss over the connectivity, with a potential secure data transmission of up to 4Gbps. What are the orientation options for connectors? PCB orientation is the relative position of two PCBs to be connected by BTB connectors. Here are some of the common orientations of BTB connectors: In order to cater various PCB orientations (Parallel, Horizontal, Perpendicular), board-to-board connectors have been developed in straight, right angle and U- shaped designs. How do we stack PCBs? Amid the trends of miniaturization, transitioning to light weight and high speed, designers often face many constraints, both mechanically, and electrically. Greenconn offers various solutions to accommodate all stacking options. Vertical - Parallel, Mezzanine - Both connectors are in a vertical orientation. This allows a PCB to be stacked on top of another, minimizing the surface area as a result. Horizontal - 180 Degree, Coplanar, Edge-to-Edge - Both connectors are in a horizontal orientation. From the design standpoint, this keeps the mating centerline low profile to the PCBs. Perpendicular - Motherboard to Daughterboard - Connectors are perpendicular to one another. This is commonly seen in hard drive applications where many "Daughterboards” are stacked onto one motherboard, allowing the data storage space to be efficiently expanded. Here are some advantages of stacking PCBs: The design can be modularized into smaller PCBs and the PCBs can be connected using BTB connectors later on during assembly. This not only improves the design process but also allows modifications to be made easily. From the assembly perspective, it can improve the manufacturability of the product, by operating with smaller PCBs rather than one large PCB. Overall, properly stacking PCBs in layers can enhance the EMC (Electromagnetic Compatibility) of the design. What are connector pitches? Connector Pitch is the measurement from the center of one contact to the center of the next contact. When a connector has multiple rows, the pitch in each row and the pitch between rows may be different. There are numerous factors for the hardware designer to consider when choosing the correct connector pitch: Space Constraints - The smaller the pitch, the smaller the automotive board to board connector can be. In addition, smaller pitch can offer a greater number of contacts within the same space. Electrical Parameter – Pitch size has a positive correlation to electrical specifications such as current rating and dielectric withstanding. Other Physical Constraints - Depending on the design, Greenconn offers numerous low-profile connector options across all pitches. We also accept customization requests. Greenconn’s board to board pcb connector are available in the following rows: Rows： Greenconn offers headers and recepticles in single, double, triple, and quadruple row configurations. Single and dual rows are popular choices, while triple and quadruple rows are offered in a smaller number of pitch and style options. What are the Connector Contact Materials and Plating? Base Material Our connectors typically use a copper alloy as the base material for their contacts (pins). However, different alloy materials offer various levels of conductivity performance and physical endurance. Here’s a comparison of the common base materials offered at Greenconn: Brass Lowest cost Good strength and spring properties Good conductor Phosphor Bronze High level of strength and conductivity Superior elasticity Excellent fatigue resistance Berylium Copper (Be-Cu) High level of strength and conductivity Highly expansive Plating

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Print & Embossed labels Product Description This is a kind of technology processing a part of labels with embossed and debossed. It can be widely used for many kinds of material. High quality molding and design is the keys of final labels appearance Features Mold with pressing Obvious embossed logo feeling Widely material processing Backing Directly sewing on fabric Velcro backing Iron or 3M backing Case Fabric embossing TPU inflation badge

Leather Puller Leather puller is zipper puller with leather material, a kind of classic puller using for mens wear, jackets, bags, etc., Product Description Processing way of logo: digital print, screen print, hot press, embossed, embroidery, metal, sewing line, hollow out etc., Shape: embroidery board, laser cutting, mold cut Eco friendly material Components PU, Suede, genuine leather, washed leather Application Menswear, jackets, outwear, bags, etc., Sample & Production Computer drawing 1-2days, Molding and sampling: 3-5 days Mass production 10-15 days

3D Embroidery Patch Product Description 3D embroidery is special technology with EVA filling, normally lettring, easy design is workable for 3D processing. Comparing with full embroidery, 3D embroidery can make the logo rich with design and high quality appearance. Features A variety of PMC colors Durable in all wash conditions High color fastness Half full embroidery, parts with 3D  Available Borders Laser cut- Commonly used on felt Merrowed border stitched overlock edge Commonly used on regular shape such as squares, circles, triangles, rectangles, and ovals Embroidered border Making at the same time with other embroidered part